HomeMy WebLinkAbout5th Change Order 01/28/2026
DATE: January 30, 2026
TO: William DeSantis, Director
Facilities Maintenance
Chrissy Collins
Executive Administrator
Tina LoSacco
Senior Engineering Technician
FROM: Brynn Morey, Deputy Clerk
SUBJECT: January 28, 2026 BOCC Meeting
The following item has been executed and added to the record.
C3. AGENDA ITEM WORDING: Approval of Change Order #5 to the Agreement with Sea Tech
of the Florida Keys, Inc. for the Gato Building Spalling Repairs project in the amount of
$295,087.39 for the full exterior painting of the Gato Building. This Change Order also extends
the substantial completion date by 120 days. This project is funded by the Infrastructure Sales
Tax (Fund 304)
Should you have any questions please feel free to contact me at (305) 292-3550.
cc: County Attorney
Finance
File
KEY WEST MARATHON PLANTATION KEY
500 Whitehead Street 3117 Overseas Highway 88770 Overseas Highway
Key West, Florida 33040 Marathon, Florida 33050 Plantation Key, Florida 33070
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115.03
®
Loxon
Acrylic Conditioner
LX03W0100 Guide Coat White, LX03V0100 Clear
CHARACTERISTICS
COMPLIANCE RECOMMENDED SYSTEMS
As of 09/23/2021, Complies with:
Loxon Acrylic Conditioner is a 100% acrylic
OTC Yes Masonry, Concrete, Stucco, Block,
emulsion conditioner that will penetrate and
1 coatLoxon Acrylic Conditioner
OTC Phase II Yes
seal interior and exterior surfaces and bond
2 coatsAppropriate topcoat
S.C.A.Q.M.D.Yes
light chalk to the surface. With excellent alkali
CARB Yes
CARB SCM 2007 Yes
Fiber Cement Siding, EIFS:
new concrete, stucco, and other cementitious
1 coatLoxon Acrylic Conditioner
CARB SCM 2020 Yes
surfaces to be coated prior to a 30-day cure,
and will adhere to new or existing concrete 2 coatsAppropriate topcoat
Canada Yes
®
with a pH of 6 to 13.
LEED v4 & v4.1 Emissions Yes
®
Previously Painted:
LEED v4 & v4.1 V.O.C.Yes
®
1 coatLoxon Acrylic Conditioner
EPD-NSF Yes
For use on these surfaces:
2 coatsAppropriate topcoat
MIR-Manufacturer Inventory No
Concrete, Concrete Block, Brick, Stucco,
®
MPI N.A.
Fiber Cement Siding, Plaster, Mortar, EIFS
Recommended Architectural Topcoats:
Exterior Wall Cladding
APPLICATION
Loxon Masonry Coatings
Color:Guide Coat White &
ConFlex Masonry Coatings
Temperature:
Clear
A-100 Exterior Latex
minimum50°F
Coverage:
Duration Exterior & Duration Home Interior
The following is a guide. Changes in pressures
Coverage sq.ft. per gallon 200-300
Emerald Exterior & Interior
and tip sizes may be needed for proper
Do not build a surface glaze.
spray characteristics. Always purge spray
SuperPaint Exterior & Interior
equipment before use with listed reducer. Any
Drying Schedule 77° F @ 50% RH:
ProMar Interior
reduction must be compatible with the existing
Drying and recoat times are temperature, humidity
environmental and application conditions.
Touch:30 minutes
Reducer:No reduction necessary
Tack free:1 hour
Airless Spray:
Recoat: 3 hours
Pressure700-1000 p.s.i.
Tip.015-.019 inch
Tinting with CCE only:
Brush Use a nylon/polyester
Requires ColorCast Ecotoner colorant for tinting. If
or foam brush.
desired, up to 1 oz per gallon of ColorCast Ecotoner
colorant can be used to approximate the topcoat
Roller Cover Use a 3/8 to 3/4 inch
color. Check color before use.
nap synthetic cover.
ClearLX03V0100
V.O.C. (less exempt solvents):
If the surface requires a full bodied prime/block
less than 50 grams per litre; 0.42 lbs.per gallon
As per 40 CFR 59.406
use Loxon Concrete & Masonry Primer or Loxon
Volume Solids:15 ± 2%
Acrylic Block Surfacer.
Weight Solids:17 ± 2%
Apply at temperatures above 50°F. When the
Weight per Gallon:8.43 lb
air temperature is at 50°F, substrates may be
Flash Point:N/A
colder; prior to painting, check to be sure the air,
Vehicle Type:Proprietary
surface, and material temperature are above
Acrylic
50°F and at least 5°F above the dew point.
Shelf Life: 36 months,unopened
Do not apply if the surface temperature is below
50°F, when rain is expected within 3 hours, or
Guide Coat White LX03W0100
when the relative humidity is 90% or more.
V.O.C. (less exempt solvents):
Do not paint in direct sun or on a hot surface.
less than 50 grams per litre; 0.42 lbs.per gallon
As per 40 CFR 59.406 Do not reduce.
Volume Solids:17 ± 2%
Weight Solids:24 ± 2%
APPLICATION TIPS
Weight per Gallon:8.92 lb
Do not build a surface glaze.
Flash Point:N/A
Vehicle Type:Proprietary Acrylic
Do not apply to a damp surface.
Shelf Life:36 months,unopened
Do not apply over heavy chalk.
2
WVP Perms (US): 27.55 grains/(hr ft in Hg)
must topcoat with one of the Loxon Masonry
Finishes.
On exterior applications, Loxon Acrylic
Conditioner must be topcoated within 7 days or
the surface may need to be re-cleaned.
09/2021 www.sherwin-williams.com continued on back
®
Loxon
Acrylic Conditioner
SURFACE PREPARATIONSURFACE PREPARATIONCAUTIONS
For interior or exterior use.
WARNING! Removal of old paint by sanding,
Mildew:
scraping or other means may generate dust or
Prior to attempting to remove mildew, it is
Protect from freezing.
fumes that contain lead. Exposure to lead dust
always recommended to test any cleaner on a
or fumes may cause brain damage or other
small, inconspicuous area prior to use. Bleach
adverse health effects, especially in children or
and bleaching type cleaners may damage or
Before using, carefully read CAUTIONS
pregnant women. Controlling exposure to lead
on label.
or other hazardous substances requires the
cleaning solutions may be advised.
use of proper protective equipment, such as
CRYSTALLINE SILICA: Use only with adequate
NIOSH approved)
Mildew may be removed before painting by
ventilation. To avoid overexposure, open windows and
and proper containment and cleanup. For more
washing with a solution of 1 part liquid bleach
doors or use other means to ensure fresh air entry during
information, call the National Lead Information
and 3 parts water. Apply the solution and scrub
application and drying. If you experience eye watering,
Center at 1-800-424-LEAD (in US) or contact
the mildewed area. Allow the solution to remain
headaches, or dizziness, increase fresh air, or wear
your local health authority.
on the surface for 10 minutes. Rinse thoroughly
respiratory protection (NIOSH approved) or leave the
with water and allow the surface to dry before
area.Adequate ventilation required when sanding or
painting. Wear protective eyewear, waterproof
gloves, and protective clothing. Quickly wash off
New and Previously Painted:
provided wear an approved particulate respirator (NIOSH
any of the mixture that comes in contact with
approved). Follow respirator manufacturer’s directions
Remove all surface contamination (peeling
your skin. Do not add detergents or ammonia to
for respirator use. Avoid contact with eyes and skin.
the bleach-water solution.
Wash hands after using. Keep container closed when
concrete dust, etc.) by washing or pressure
not in use. Do not transfer contents to other containers
washing with an appropriate cleaner, rinse
for storage. FIRST AID:
thoroughly and allow to dry. Existing peeled or
thoroughly with large amounts of water. Get medical
checked paint should be scraped and sanded
attention if irritation persists. If swallowed, call Poison
to a sound surface. Recognize that any surface
Control Center, hospital emergency room, or physician
preparation short of total removal of the old
immediately. DELAYED EFFECTS FROM LONG TERM
coating may compromise the service length of
OVEREXPOSURE.
the system.
may release crystalline silica which has been shown
to cause lung damage and cancer under long term
.
Masonry, Concrete, Stucco:
exposure. WARNING: This product contains chemicals
known to the State of California to cause cancer and
All new surfaces must cure for at least 7 days.
birth defects or other reproductive harm. DO NOT
Remove all form release and curing agents.
TAKE INTERNALLY. KEEP OUT OF THE REACH OF
Pressure clean to remove all dirt, dust, grease,
CHILDREN.
oil, loose particles, laitance, foreign material,
peeling and defective coatings, chalks, etc.
HOTW 09/23/2021 LX03W0100 17 00
Allow the surface to dry before proceeding.
HOTW 09/23/2021 LX03V0100 13 00
Repair cracks, voids, and other holes with an
FRC, SP
appropriate patching compound or sealant.
Concrete and mortar must be cured at least 7
CLEANUP INFORMATION
days at 75°F. Moisture content must be 15% or
lower. On tilt-up and poured-in-place concrete,
Clean spills, spatters, hands and tools
commercial detergents and sandblasting
immediately after use with soap and warm
may be necessary to remove sealers, release
compounds, and to provide an anchor pattern.
with a compliant cleanup solvent to prevent
Fill bugholes, air pockets and other voids with
rusting of the equipment. Follow manufacturer’s
an elastomeric patch or sealant.
safety recommendations when using solvents.
Plaster
Must be cured, usually 30 days, and hard. If
painting cannot wait, allow the surface to dry 7
days (within a pH range of 6 to 13) and prime
with Loxon Acrylic Conditioner. Do not build
a surface glaze. If the surface requires a full
bodied prime coat rather than a thin penetrating
sealer, use Loxon Concrete & Masonry Primer.
Soft, porous, or powdery plaster should be
treated with a solution of 1 pint household
vinegar to 1 gallon of water. Repeat until the
surface is hard, rinse with water and allow to dry
before painting.
Brick
Must be free of dirt, loose and excess mortar,
and foreign material. All brick should be allowed
to weather for at least one year followed by
the bare brick with one coat of Loxon Acrylic
Conditioner.
The information and recommendations set forth in this Product Data Sheet are based upon tests conducted by or on behalf of The Sherwin-Williams Company. Such information
and recommendations set forth herein are subject to change and pertain to the product offered at the time of publication. Consult your Sherwin-Williams representative or visit
www.paintdocs.com to obtain the most current version of the PDS and/or an SDS.
115.15
®
LoxonXP
Waterproofing Masonry Coating - Satin
LX21–50 Series
CHARACTERISTICS COMPLIANCE APPLICATION TIPS
As of 08/20/2025, Complies with:
OTC Yes
Loxon XP is an exterior, high build coating that
For proper waterproofing performance and to resist
OTC Phase II Yes
provides excellent flexibility, durability, and
alkalies, 2 coats of the coating MUST be applied
S.C.A.Q.M.D. Yes
weather resistance. This product will protect
between 17.0 -21.5 mils wet per coat.
CARB Yes
against wind-driven rain when used on concrete,
A total dry film thickness of 13 - 16.4 mils of
CARB SCM 2007 Yes
CMU, stucco and shotcrete/gunite. It is highly
topcoat and a surface with 10 or less pinholes per
CARB SCM 2020 Yes
alkali and efflorescence resistant. This may be
square foot is required for a waterproofing
Canada Yes
applied to a surface with a pH of 6 to 13.
®
system.
LEEDv4 & v4.1 Emissions N/A
Apply directly to fresh concrete (at least 7 days
®
LEEDv4 & v4.1 V.O.C. Yes
For extremely porous block a coat of Loxon Block
old)
®
EPD-NSF Certified Yes
Surfacer may be required to achieve a pinhole
MIR-Manufacturer Inventory N/A
Shotcrete-gunite surfaces may be painted after
free surface.
®
MPI No
3 days
For rehabilitating existing concrete water tanks,
Can be applied over high pH (up to 13)
additional products may be used.
APPLICATION
substrates, no primer required
Suitable for use on overhead horizontal surfaces
Can be applied down to 35°F
Temperature:
providing the adjoining parapet top caps,
minimum 35°F
balconies, soffits, floors, roofs, and decks are
Finish: 10-20 units @ 60°
The following is a guide. Changes in pressures and tip
sealed against water penetration.
sizes may be needed for proper spray characteristics.
Color: Most Colors
Always purge spray equipment before use with listed
reducer. Any reduction must be compatible with the
existing environmental and application conditions.
RECOMMENDED SYSTEMS
1 coat system, brush, roller, or spray
Reducer: Do Not Reduce
applied, coverage per coat:
Wet mils: 17-21.5
Concrete, Stucco, Concrete Block, CMU, Split-
Airless Spray:
Dry mils: 6.5-8.2
face Block, and other Cementitious surfaces:
Pressure 2300 p.s.i.
Coverage: 75-95 sq. ft. per gallon 1 coat of Loxon Block Surfacer (if needed) or
Tip .021 inch
Can be applied up to 40 mils wet.
1 coat Loxon Conditioner (if needed)
Coverage will vary with the substrate and the texture.
or
Coverage on porous & rough stucco 80 square feet per
Brush: Use a nylon-polyester brush such as
1-2 coats Loxon XP
®®
gallon.
PurdyPro-Extra.
Previously Coated in good condition:
Drying Schedule @ 50% RH:
Roller Cover: Use a 1/2-1 1/2 inch nap
After power washing, apply 1 coat of Loxon XP
@35-45°F @45+°F ®®
synthetic roller cover such as Purdy Marathon.
over the surface.
To touch 6 hours 4 hours
To recoat 24-48 hours 24 hours
The substrate and its condition will determine the
Incidental Wood:
Drying and recoat times are temperature, humidity, and
application procedure. Considerations to
1 coat Exterior Latex Primer
film thickness dependent.
minimize pinholes:
1-2 coats Loxon XP
Tinting with CCE only:
2 coat application with overnight drying
Incidental Metal:
Base oz. per gallon Strength
between coats
(steel, galvanized, or aluminum)
Extra White 0-6 SherColor
™®
Spray application with backrolling
1 coat Pro IndustrialPro-Cryl Primer
Deep Base 4-12 SherColor
Power rolling
1-2 coats Loxon XP
Ultradeep 10-12 SherColor
Light Yellow 0-12 SherColor
Spray and backroll on porous & rough stucco to
Waterproofing System:
achieve required film build and a pin-hole free
Two coats of topcoat
Extra White LX21W0051
surface.
6.5 to 8.2 mils dft per coat
(may vary by color)
V.O.C. (less exempt solvents):
13 to 16.4 mils total dry film thickness
When the air temperature is at 35°F, substrates
less than 50 grams per litre; 0.42 lbs. per gallon
10 or less pinholes per square foot
may be colder; prior to painting, check to be sure
As per 40 CFR 59.406
the air, surface, and material temperature are
Volume Solids: 38 ±2%
above 35°F and at least 5°F above the dew point.
Weight Solids: 52 ±2%
Avoid using if rain or snow is expected within 2-3
Weight per Gallon: 10.48 lbs
hours.
Flash Point: N.A.
Vehicle Type: Proprietary Acrylic
Do not apply at air or surface temperatures below
Shelf Life: 36 months, unopened
35°F or when air or surface temperatures may drop
below 35°F within 48 hours.
Mildew Resistant:
This coating contains agents which inhibit the
Do not reduce.
growth of mildew on the surface of this coating
film.
08/2025 www.sherwin-williams.com continued on back
®
LoxonXP
Waterproofing Masonry Coating -Satin
SURFACE PREPARATIONSURFACE PREPARATIONSAFETY PRECAUTIONS
Mildew-Clean mildew from the Surface: Mildew
WARNING! If you scrape, sandor remove old
For exterior use only.
is a fungus that looks like dirt but won’t wash off.
paint, you may release lead dust. LEAD IS
Mildew must be removed before painting, or it will
TOXIC. EXPOSURE TO LEAD DUST CAN
Protect from freezing.
grow through any new coat of paint. To remove
CAUSE SERIOUS ILLNESS, SUCH AS BRAIN
mildew or suspected mildew, scrub surface
DAMAGE, ESPECIALLY IN CHILDREN.
Non-photochemically reactive.
before painting with a commercial mildew
PREGNANT WOMEN SHOULD ALSO AVOID
remover following manufacturer’s safety
EXPOSURE. Wear a NIOSH-approved respirator
Not for use on horizonal surfaces(floors, roofs,
instructions.
to control lead exposure. Clean up carefully with
decks, etc.) where water will collect.
a HEPA vacuum and a wet mop. Before you start,
find out how to protect yourself and your family by
Not for use below grade. Will not withstand
PHYSICAL PROPERTIES
contacting the National Lead Information Hotline
hydrostatic pressure.
LX21W0051
at 1-800-424-LEAD or log on to
www.epa.gov/lead.
Before using, carefully read CAUTIONS on label.
Wind-Driven Rain Test:
Method: ASTMD6904-03
ZINC.Use only with adequate ventilation. To avoid
Remove all surface contamination by washing with Result: Pass
overexposure, open windows and doors or use other
2 coats Loxon XP@5.1mils dftper coat
an appropriate cleaner, rinse thoroughly and allow
means to ensure fresh air entry during application and
to dry. Existing peeled or checked paint should be
Water Vapor Permeance:
drying. If you experience eye watering, headaches, or
scraped and sanded to a sound surface. Glossy
Method: ASTM D1653
dizziness, increase fresh air, or wear respiratory
Result: 18perms
surfaces should be sanded dull. Stains from water,
protection (NIOSH approved) or leave the area. Avoid
2coatsLoxon XP@4.5-mils dftper coat
smoke, ink, pencil, grease, etc. should be sealed
contact witheyes and skin. Wash hands after using.
14 day cure @ 77°F& 50% RH
with the appropriate primer-sealer. Recognize that
Keep container closed when not in use. Do not transfer
contents to other containers for storage. FIRST AID:In
any surface preparation short of total removal of the
Elongation:
case of eye contact, flush thoroughly with large amounts
Method: ASTM D2370
old coating may compromise the service length of
Result: 308%of water. Get medical attention if irritation persists. If
the system.
2coatsLoxon XP@4.4-mils dft per coat
swallowed, call Poison Control Center, hospital
14 day cure @ 77°F & 50% RH
emergency room, or physician immediately. WARNING:
Concrete, CMUStucco:
This product contains chemicals known to the State of
Tensile Strength:
On tilt-up and poured-in-place concrete,
California to cause cancer and birth defects or other
Method: ASTM D2370
commercial detergents and sandblasting may be reproductive harm. DO NOT TAKE INTERNALLY.
Result: 172p.s.i.
KEEP OUT OF THE REACH OF CHILDREN.
necessary to remove sealers, release compounds,
2 coats Loxon XP @ 4.4-mils dft per coat
14 daycure @ 77°F & 50% RH
and to provide an anchor pattern. Concrete and
HOTW08/20/2025 LX21W0051 21 00
mortar must be cured at least 7 days at 75°F. Fill
Flexibility:FRC, SP
bugholes, air pockets, cracks, and other voids with
Method: ASTM D522
an elastomeric patch or sealant. Rough surfaces
Result: Pass
can be filled to provide a smooth surface.
CLEANUP INFORMATION
Alkali Resistance:
Method: ASTM D1308
Incidental Metal:
Clean spills, spatters, hands and tools
Result: Pass
Wash to remove any oil, grease, or other surface
immediately after use with soap and warm clean
Chloride Ion Permeability:
contamination. All corrosion must be removed
water. After cleaning, flush spray equipment with
Result: 1166 coulombs average
with sandpaper, wire brush, or other abrading
compliant cleanup solvent to prevent rusting of
Result: “Low” Permeability Class
method. Primer required.
the equipment. Follow manufacturer’s safety
Efflorescence:recommendations when using solvents.
Method: ASTM D7072-04
Incidental Wood:
Result: Pass (None)
Sand any exposed wood to a fresh surface. Patch
all holes and imperfections with a wood filler or
Crack Bridging:Class A5
putty and sand smooth. All patched areas must
Method:EN 1602-7 Method A
be primed. Primer required.
Result: up to 0.5 mm @ -10°C Pass
Sealing and Patching:
After cleaning the surface thoroughly, prime the
concrete surface with Loxon XP, apply an
elastomeric patch or sealant if needed, allow to dry,
then topcoat.
To improve the performance,consider:
Use caution when preparing the substrate
tocreate a uniform surface.
Cracks, crevices,and through-wall openings
must be patched with an elastomeric patch or
sealant.
Fill voids and openings around window and
doors with an elastomeric patch or sealant.
Stripe coat all inside and outside corners and
edges with 1 coat of Loxon XP coating.
TheinformationandrecommendationssetforthinthisProductDataSheetarebasedupontestsconductedbyoronbehalfofTheSherwin-WilliamsCompany.Suchinformation
and recommendations set forth herein are subject to change and pertain to the product offered at the time of publication. Consult your Sherwin-Williams representative or
visitwww.paintdocs.com to obtain the most current version of the PDS and/or an SDS
115.10
®
LoxonXP
Waterproofing Masonry Coating - Flat
LX11–50 Series
CHARACTERISTICS COMPLIANCE APPLICATION TIPS
As of 08/20/2025, Complies with:
OTC Yes
Loxon XP is an exterior, high build coating that
For proper waterproofing performance and to resist
OTC Phase II Yes
provides excellent flexibility, durability, and
alkalies, 2 coats of the coating MUST be applied
S.C.A.Q.M.D. Yes
weather resistance. This product will protect
between 14.5 -18.5 mils wet per coat.
CARB Yes
against wind-driven rain when used on concrete,
A total dry film thickness of 13 - 16.8 mils of
CARB SCM 2007 Yes
CMU, stucco and shotcrete/gunite. It is highly
topcoat and a surface with 10 or less pinholes per
CARB SCM 2020 Yes
alkali and efflorescence resistant. This may be
square foot is required for a waterproofing
Canada Yes
applied to a surface with a pH of 6 to 13.
®
system.
LEEDv4 & v4.1 Emissions N/A
Apply directly to fresh concrete (at least 7 days
®
LEEDv4 & v4.1 V.O.C. Yes
For extremely porous block, a coat of Loxon
old).
®
EPD-NSF Certified Yes
Block Surfacer may be required to achieve a
MIR-Manufacturer Inventory N/A
Shotcrete-gunite surfaces may be painted after
pinhole free surface.
®
MPI #10, 40
3 days.
®For rehabilitating existing concrete water tanks,
SWRI- Wall Coating Yes
Can be applied over high pH (up to 13)
additional products may be used.
substrates, no primer required.
APPLICATION
Suitable for use on overhead horizontal surfaces
Can be applied down to 35°F.
providing the adjoining parapet top caps,
Temperature:
balconies, soffits, floors, roofs, and decks are
Color: Most Colors
minimum 35°F
sealed against water penetration.
The following is a guide. Changes in pressures and tip
1 coat system, brush, roller, or spray
sizes may be needed for proper spray characteristics.
RECOMMENDED SYSTEMS
applied, coverage per coat:
Always purge spray equipment before use with listed
Wet mils: 14.5-18.5 reducer. Any reduction must be compatible with the
existing environmental and application conditions.
Dry mils: 6.5-8.4 Concrete, Stucco, Concrete Block, CMU, Split-
Coverage: 85-110 sq. ft. per gallon
face Block, and other Cementitious surfaces:
Reducer: Do Not Reduce
Can be applied up to 40 mils wet.
Coverage will vary with the substrate and the texture.
1 coat of Loxon Block Surfacer (if needed)
Coverage on porous & rough stucco 80 square feet per
Airless Spray:
or
gallon.
Pressure 2300 p.s.i.
1 coat Loxon Conditioner (if needed)
Tip .021 inch
1-2 coats Loxon XP
Drying Schedule @ 50% RH:
@35-45°F @45+°F
Brush: Use a nylon-polyester brush such as
Previously Coated in good condition:
To touch 6 hours 4 hours ®®
PurdyPro-Extra
To recoat 24-48 hours 24 hours
After power washing, apply 1 coat of Loxon XP
Drying and recoat times are temperature, humidity, and
Roller Cover: 1/2-1 1/2 inch nap synthetic
over the surface.
film thickness dependent.
®®
roller cover such as Purdy Marathon
Incidental Wood:
Finish: 0-10 units @ 85°
The substrate and its condition will determine the
application procedure. Considerations to
1 coat Exterior Latex Wood Primer
Tinting with CCE only:
minimize pinholes:
1-2 coats Loxon XP
Base oz. per gallon Strength
Extra White 0-6 SherColor
2 coat application with overnight drying
Incidental Metal:
Deep Base 4-12 SherColor
between coats
(steel, galvanized, or aluminum)
Ultradeep 10-12 SherColor
Spray application with backrolling
Light Yellow 0-12 SherColor
™®
Power rolling
1 coat Pro IndustrialPro-Cryl Primer
1-2 coats Loxon XP
Extra White LX11W0051
Spray and backroll on porous & rough stucco to
(may vary by color)
achieve required film build and a pin-hole free
Waterproofing System:
V.O.C. (less exempt solvents):
surface.
less than 50 grams per litre; 0.42 lbs. per gallon
Two coats of topcoat
As per 40 CFR 59.406
When the air temperature is at 35°F, substrates
Volume Solids: 45 ±2%
6.5 to 8.4 mils dft per coat
may be colder; prior to painting, check to be sure
Weight Solids: 61 ±2%
13 to 16.8 mils total dry film thickness
the air, surface, and material temperature are
Weight per Gallon: 11.46 lbs
10 or less pinholes per square foot
above 35°F and at least 5°F above the dew point.
Flash Point: N.A.
Avoid using if rain or snow is expected within 2-3
Vehicle Type: Proprietary Acrylic
hours.
Shelf Life: 36 months, unopened
Do not apply at air or surface temperatures below
Mildew Resistant:
35°F or when air or surface temperatures may drop
This coating contains agents which inhibit the
below 35°F within 48 hours.
growth of mildew on the surface of this coating
film.
Do not reduce.
08/2025 www.sherwin-williams.com continued on back
®
LoxonXP
Waterproofing Masonry Coating -Flat
SURFACE PREPARATIONPHYSICAL PROPERTIESSAFETY PRECAUTIONS
LX11W0051
WARNING! If you scrape, sandor remove old paint,
For exterior use only.
Wind-Driven Rain Test:
you may release lead dust. LEAD IS TOXIC.
Method: ASTMD69047 day cure
EXPOSURE TO LEAD DUST CAN CAUSE
Do not paint on wet surfaces.
Result: Pass
SERIOUS ILLNESS, SUCH AS BRAIN DAMAGE,
2 coats Loxon XP@8.1mils d.f.t.per coat
ESPECIALLY IN CHILDREN. PREGNANT WOMEN
Protect from freezing.
SHOULD ALSO AVOID EXPOSURE. Wear a Water Vapor Permeance:
Method: ASTM D1653Method B, Condition
NIOSH-approved respirator to control lead
Non-photochemically reactive.
A-Wet cup,7 day cure@73°F& 50% RH:
exposure. Clean up carefully with a HEPA vacuum
3
Result: (perms)18.03grains/h-ftin Hg.
and a wet mop. Before you start, find out how to
Not for use on horizonal surfaces(floors, roofs,
2coatsLoxon XP@8.1-mils d.f.t.per coat
protect yourself and your family by contacting the
decks, etc.) where water will collect.
National Lead Information Hotline at 1-800-424-
Elongationat Break:
LEAD or log on to www.epa.gov/lead.
Method: ASTM D412-16, Method 1, Die C
Not for use below grade. Will not withstand
7 day cure @73°F & 50% RH
hydrostatic pressure.
Remove all surface contamination by washing with an Result: Tensile Strain at Break335.4%
2 coats Loxon XP @ 7.8-mils total d.f.t.
appropriate cleaner, rinse thoroughly and allow to dry.
Before using, carefully read CAUTIONS on label.
Existing peeled or checked paint should be scraped
Elongation Recovery(2 cycle recovery):
and sanded to a sound surface. Glossy surfaces
Method: ASTM D412-16, Method 1, Die C
ZINC.Use only with adequate ventilation. To avoid
should be sanded dull. Stains from water, smoke, ink,
7 day cure @73°F & 50% RH
overexposure, open windows and doors or use other
pencil, grease, etc. should be sealed with the
Result: After 10 minutes:87.5%
means to ensure fresh air entry during application and
appropriate primer-sealer. Recognize that any surface
After 24hours: 92.1%
drying. If you experience eye watering, headaches, or
preparation short of total removal of the old coating
2 coats Loxon XP @ 7.8-mils total d.f.t.
dizziness, increase fresh air, or wear respiratory
may compromise the service length of the system.
protection (NIOSH approved) or leave the area. Avoid
Tensile Strength:
contact with eyes and skin. Wash hands after using.
Method: ASTM D412-16, Method 1, Die C
Concrete, CMUStucco:
Keep container closed when not in use. Do not transfer
7 day cure @73°F & 50% RH
On tilt-up and poured-in-place concrete, commercial
contents to other containers for storage. FIRST AID:In
Result: 423.7p.s.i.
detergents and sandblasting may be necessary to
case of eye contact, flush thoroughly with large amounts
2 coats Loxon XP @ 7.8-mils total d.f.t.
remove sealers, release compounds, and to provide
of water. Get medical attention if irritation persists. If
an anchor pattern. Concrete and mortar must be cured Flexibility:
swallowed, call Poison Control Center, hospital
Method: ASTM D522
at least 7 days at 75°F. Fill bugholes, air pockets,
emergency room, or physician immediately. WARNING:
9 mils d.f.t., 1 day cure
This product contains chemicals known to the State of
cracks, and other voids with an elastomeric patch or
Result: Pass1/8 inch
California to cause cancer and birth defects or other
sealant. Rough surfaces can be filled to provide a
reproductive harm. DO NOT TAKE INTERNALLY.
smooth surface.
Alkali Resistance:
KEEP OUT OF THE REACH OF CHILDREN.
Method: ASTM D1308
Incidental Metal:
7 day cure, 11.25mils d.f.t
HOTW08/20/2025 LX11W0051 42 00
Wash to remove any oil, grease, or other surface
Result: Pass
FRC, SP
contamination. All corrosion must be removed with
Chloride Ion Permeability:
sandpaper, wire brush, or other abrading method.
Method: 243coulombs
Primer required.
CLEANUP INFORMATION
Result: “ Very Low” Permeability Class
Incidental Wood:
CODiffusion (anti-carbonation):
2
Clean spills, spatters, hands and tools
Sand any exposed wood to a fresh surface. Patch all
Method: ASTM F2476
immediately after use with soap and warm clean
holes and imperfections with a wood filler or putty
Result: 344 meters
water. After cleaning, flush spray equipment with
and sand smooth. All patched areas must be primed.
Equivalent air thickness >50 meters to pass
compliant cleanup solvent to prevent rusting of
2
Primer required.
8.0 g/m/24 hrs
the equipment. Follow manufacturer’s safety
Efflorescence:
recommendations when using solvents.
Method: ASTM D7072-19
Sealing and Patching:
1 coat, 1 day cure, 7.2 d.f.t.
After cleaning the surface thoroughly, prime the
Result: Pass
concrete surface with Loxon XP, apply an elastomeric
patch or sealant if needed, allow to dry, then topcoat.
Crack Bridging:Class A5
Method: EN 1602-7 Method A
Result: up to 2.5 mm @ -10°C, Pass
To improve the performance,consider:
Use caution when preparing the substrate tocreate
Adhesion:
a uniform surface.
Method: ASTM D4541
Cracks, crevices, and through-wall openings must
2coats, 7day cure, 7.2 d.f.t.per coat
be patched with an elastomeric patch or sealant.
Result:375 average p.s.i.
Fill voids and openings around window and doors
Dry Film Algal Resistance:
with an elastomeric patch or sealant.
Method: ASTM D5589
Stripe coat all inside and outside corners and edges
Result: 48 hours, 1.1 Rating, Trace Growth
with 1 coat of Loxon XP coating.
Dry Film Chalking:
Mildew-Clean mildew from the Surface: Mildew is a
Method: ASTM D4214
fungus that looks like dirt but won’t wash off. Mildew
Result: Pass
must be removed before painting, or it will grow
through any new coat of paint. To remove mildew or
Salt Spray :
suspected mildew, scrub surface before painting
Method: ASTM B117-16
with a commercial mildew remover following
300 hours,Blasted Steel Panels, 7 day cure
manufacturer’s safety instructions.
Result: 4DBlisters, 0 Rust Creep, Rating 10
1 coat Pro Industrial ProCryl Primer@3.5 d.f.t
2
1 coat Loxon XP @150-160 sq. ft/gal
TheinformationandrecommendationssetforthinthisProductDataSheetarebasedupontestsconductedbyoronbehalfofTheSherwin-WilliamsCompany.Suchinformation
and recommendations set forth herein are subject to change and pertain to the product offered at the time of publication. Consult your Sherwin-Williams representative or
visitwww.paintdocs.com to obtain the most current version of the PDS and/or an SDS
113.14
™
Pro Industrial
DTM Acrylic Primer-Finish
B66W00011 White
CHARACTERISTICSCOMPLIANCE SPECIFICATIONS
As of 11/11/2021, Complies with:
Steel:
Pro Industrial DTM Acrylic Primer-Finish
OTC Yes
2 coats Pro Industrial DTM Acrylic Primer-Finish
is an advanced acrylic emulsion, waterborne,
OTC Phase IIYes
corrosion resistant coating for both new
S.C.A.Q.M.D.Yes
Steel:
construction and industrial applications. It can
CARBYes
1 coat Pro Industrial DTM Acrylic Primer-Finish
be used as a primer under most water based
CARB SCM 2007Yes
1-2 coats Acceptable Topcoat
topcoats or alone as a primer-topcoat system.
CARB SCM 2020Yes
It can be used directly over multiple substrates.
Aluminum:
CanadaYes
Features:
2 coats Pro Industrial DTM Acrylic Primer-Finish
®
LEED v4 & v4.1 EmissionsYes
• Flash-Early rust resistant
®
• Corrosion resistant
LEED v4 & v4.1 V.O.C.Yes
Aluminum:
®
• Single component
EPD-NSFYes
1 coat Pro Industrial DTM Acrylic Primer-Finish
• Early moisture resistant
MIR-Manufacturer Inventory Yes
1-2 coats Acceptable Topcoat
• Fast dry
®
NSF
• Interior and exterior use
®
Concrete Block (CMU):
MPIYes
• Suitable for use in USDA inspected facilities
For use on properly prepared:
APPLICATION
Steel, Galvanized & Aluminum, Concrete and
Temperature:
1-2 coats Pro Industrial DTM Acrylic Primer-Finish
Masonry.
minimum50°F
Concrete-Masonry:
Finish: 10-20° @60°
maximum120°F
1 coat Loxon Concrete & Masonry Primer
air, surface, and material
Color:White
or Loxon Conditioner
At least 5°F above dew point
Recommended Spreading Rate per coat:
2 coats Pro Industrial DTM Acrylic Primer-Finish
Wet mils:5.0-10.0
Relative humidity:85% maximum
The following is a guide. Changes in pressures and tip
Drywall:
Dry mils:1.9-3.9
sizes may be needed for proper spray characteristics.
1 coat ProMar 200 Zero V.O.C. Primer
Coverage: 160-328 sq.ft. per gallon
Always purge spray equipment before use with listed
1-2 coats Pro Industrial DTM Acrylic Primer-Finish
Theoretical Coverage:625 sq. ft. per gallon reducer. Any reduction must be compatible with the
existing environmental and application conditions.
@ 1 mil dry
Galvanizing:
Reducer:Water
Approximate spreading rates are calculated on volume
2 coats Pro Industrial DTM Acrylic Primer-Finish
solids and do not include any application loss.
Airless Spray:
Note: Brush or roll application may require multiple coats
Pressure2000 p.s.i.
Acceptable topcoats:
Hose1/4 inch I.D.
Architectural Water Based Acrylic Coatings
appearance.
Tip.015 - .019 inch
Metalatex Coating
Drying Schedule @ 6.0 mils wet, @ 50% RH:
Pro Industrial Acrylic Coating
Filter60 mesh
Pro Industrial Acrylic Dryfall
Conventional Spray:
Pro Industrial DTM Acrylic
Gun
Pro Industrial Multi-Surface Acrylic
@55°F@77°F@120°F
Fluid Nozzle 66
Pro Industrial Pre-Catalyzed Epoxy
To touch1 hour40 minutes20 minutes
Air Nozzle 63 PB
6 hours4 hours2 hours
Pro Industrial Water Based Catalyzed Epoxy
Atomization Pressure 60 p.s.i.
To recoat8 hours4 hours2 hours
Fluid Pressure 25 p.s.i.
Reduction: as needed up to 5 % by volume
Tinting with CCE only: 2 oz. per gallon maximum
Brush Nylon-polyester
Product is not controlled for tint strength.
Roller Cover 3/8 inch woven
equipment may be substituted.
White B66W00011
V.O.C. (less exempt solvents):
and spreading rate as indicated. Application
of coating above maximum or below minimum
less than 50 grams per litre; 0.42 lbs. per gallon
recommended spreading rate may adversely
As per 40 CFR 59.406
affect coating performance.
Volume Solids:39 ± 2%
Weight Solids:51 ± 2%
Stripe coat crevices, welds, and sharp angles
Weight per Gallon:10.35 lb
to prevent early failure in these areas. For best
Flash Point:N/A
by brush.
Shelf Life:36 months, unopened
When using spray application, use a 50%
overlap with each pass of the gun to avoid
holidays, bare areas, and pinholes. If necessary,
cross spray at a right angle.
No painting should be done immediately after a
rain or during foggy weather.
or urethanes over DTM Acrylic Primer-Finish.
™
Pro Industrial
DTM Acrylic Primer-Finish
SURFACE PREPARATIONSURFACE PREPARATIONSAFETY PRECAUTIONS
WARNING! Removal of old paint by sanding, Mildew- Prior to attempting to remove mildew, it is
Before using, carefully read CAUTIONS on label.
scraping or other means may generate dust or fumes always recommended to test any cleaner on a small,
that contain lead. Exposure to lead dust or fumes may inconspicuous area prior to use. Bleach and bleaching
cause brain damage or other adverse health effects, type cleaners may damage or discolor existing paint
especially in children or pregnant women. Controlling
FOR PROFESSIONAL USE ONLY.
exposure to lead or other hazardous substances advised.
Published technical data and instructions are
requires the use of proper protective equipment,
Mildew may be removed before painting by washing
subject to change without notice. Contact your
NIOSH approved)
with a solution of 1 part liquid bleach and 3 parts water.
Sherwin-Williams representative for additional
and proper containment and cleanup. For more
Apply the solution and scrub the mildewed area. Allow
technical data and instructions.
information, call the National Lead Information Center
the solution to remain on the surface for 10 minutes.
at 1-800-424-LEAD
Rinse thoroughly with water and allow the surface
health authority.
to dry before painting. Wear protective eyewear,
Do not use hydrocarbon solvents for cleaning.
CLEANUP INFORMATION
wash off any of the mixture that comes in contact with
Remove all surface contamination by washing with an
appropriate cleaner, rinse thoroughly and allow to dry.
Clean spills, spatters, hands and tools
bleach-water solution.
immediately after use with soap and warm
and sanded to a sound surface. Glossy surfaces
PERFORMANCE
with compliant cleanup solvent to prevent
rusting of the equipment. Follow manufacturer’s
System Tested:
appropriate primer/sealer. Recognize that any surface
safety recommendations when using solvents.
Substrate: Steel
preparation short of total removal of the old coating
Surface Preparation: SSPC-SP10
HOTW 11/11/2021 B66W000011 06 39
may compromise the service length of the system.
FRC
Finish: 2 coats Pro Industrial DTM Primer-
Iron & Steel - Minimum surface preparation is Hand
Finish, 3 mils D.F.T. per coat
Tool Cleaning per SSPC-SP2. Remove all oil and
Abrasion Resistance:
grease from the surface per SSPC-SP1. For better
Method:ASTM D4060, CS17
performance, use Commercial Blast Cleaning per
wheel, 1000 cycles,
SSPC-SP6. Prime the area the same day as cleaned.
1000 mg load
Self priming
Result:225 mg loss
Aluminum - Remove all oil, grease, dirt, oxide and
other foreign material per SSPC-SP1. Self priming.
Accelerated Weathering:
Galvanizing - Allow to weather a minimum of six
Method:ASTM D4587,
months prior to coating. Solvent Clean per SSPC-
QUV-A,4,000 hrs
SP1. When weathering is not possible, or the surface
Result:Passes
Adhesion:
Solvent Clean per SSPC-SP1 and apply a test
Method:ASTM D4541
Result:greater than 500 p.s.i.
testing adhesion. If adhesion is poor, brush blasting
per SSPC-SP16 is necessary to remove these
Corrosion Weathering:
treatments. Rusty galvanizing requires a minimum of
Method:ASTM D5894, 12 cycles
Hand Tool Cleaning per SSPC-SP2, prime the area
Result:Rating 10, per ASTM D714
the same day as cleaned. Self priming.
for Blistering. Rating 9 per
Concrete Block - Surface should be thoroughly
ASTM D610 for corrosion
clean and dry. Air, material and surface temperatures
Direct Impact Resistance:
Method:ASTM D2794
Result:greater than 140 inch lb.
before topcoating.
Dry Heat Resistance:
Masonry - All masonry must be free of dirt, oil,
Method:ASTM D2485
grease, loose paint, mortar, masonry dust, etc. Clean
per SSPC-SP13 - Nace 6 - ICRI No. 310.2R, CSP
Result:250°F
1-3. Poured, troweled, or tilt-up concrete, plaster,
Flexibility:
mortar, etc. must be thoroughly cured at least 30
Method:ASTM D522, 1/4 inch mandrel
days at 75°F. Form release compounds and curing
Result:Pass
membranes must be removed by brush blasting.
Pencil Hardness:
to surface preparation and painting. Prime the area
Method:ASTM D3363
the same day as cleaned. Weathered masonry and
Result:H
soft or porous cement board must be brush blasted
or power tool cleaned to remove loosely adhering
Salt Fog Resistance:
Method:ASTM B117, 500 hours
Apply one coat Loxon Conditioner, following label
recommendations.
Result:Excellent
Previously Painted Surface - If in sound condition,
Moisture Condensation Resistance:
clean the surface of all foreign material. Smooth, hard
or glossy coatings and surfaces should be dulled by
Result: Excellent
abrading the surface. Apply a test area, allowing paint
WVP Perms (US):
is poor, additional abrasion of the surface and/or
Result: 12.74
removal of the previous coating may be necessary.
Retest surface for adhesion. If paint is peeling or
Provides performance comparable to products
badly weathered, clean surface to sound substrate
and treat as a new surface as above. Recognize that
any surface preparation short of total removal of the
old coating may compromise the service length of the
system.
The information and recommendations set forth in this Product Data Sheet are based upon tests conducted by or on behalf of The Sherwin-Williams Company. Such information
and recommendations set forth herein are subject to change and pertain to the product offered at the time of publication. Consult your Sherwin-Williams representative or visit
www.paintdocs.com to obtain the most current version of the PDS and/or an SDS.
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