Description
E-las-tek® #129 PolyTek Pro is a reflective elastomeric roof coating made with acrylic polymers. Applied correctly, it forms a flexible, sustainable skin that can dramatically lengthen the life of a roof by protecting it from solar damage. With its high solar reflectivity, roofs stay cooler, reducing stress on the roof system and often leading to a significant reduction in cooling costs. Because of its extreme water resistance and reflectivity, #129 PolyTek Pro is a superior choice for low slope roofs and hot-weather conditions.
Color: Bright White
ADVANTAGE:
- Acrylic polymers of exceptional durability
- Forms durable membrane that reflects most of the sun’s heat
- Provides outstanding resistance to UV degradation
- Preserves asphalt-based roofing materials
- Expands and contracts with thermal changes to keep the roof surface sealed over time
- Adheres well on a wide variety of substrates
- Good resistance to abrasion
- Resistant to asphalt staining
- Ideal for all low-pitch roofs
- Resistant to moderate ponding water — NRCA states ponding past 48 hours should be eliminated
- Long- lasting
- Great for coating new spray polyurethane foam
- Easy-to-apply with brush, spray, or roller
- Environmentally safe
LIQUID APPLIED ROOFING:
- Concrete
- Steel
- Galvanized sheet metallic
- Foam
SURFACES NOT SUITABLE FOR COATING:
Worn-out or water-saturated roofs of any type, tile, shingles, and surfaces treated with adhesion-resistant materials such as silicone or Kynar
WEATHER CONDITIONS:
Application of E-las-tek® #129 PolyTek Pro top coat can be applied when the ambient temperature is a minimum 50°F and rising in weather conditions where the temperature during the cure cycle (24-48 hours) will not fall below 32°F. The acrylic top coat should not be applied when moisture is present on the roof surface. The roof surface temperature range for application should be between 40°F – 115°F. The service temperature range for the respective top coat can vary between -35°F – 180°F.
SURFACE PREPARATION:
All surfaces must be thoroughly cleaned to remove oils, gravel, granules, loose coating, chalk, dirt, rust, corrosion, mildew, efflorescence, and bond-breakers to assure coating adhesion and minimize asphalt bleed. Clean with a broom and TSP or TSP substitute/water solution (or pressure wash); rinse well; allow to dry thoroughly. Rust/corrosion may require wire brush and scraping. Roof system must be free of moisture before coating. Prime asphalt surfaces with Elastek #120 High-Tek Basecoat prior to system application.
APPROVALS:
Class A Fire Rated per UL790/ASTM E-108-07a
CRRC/ Energy Star Listed
Title 24 Compliant
APPLICATION:
See WEATHER CONDITIONS below for ideal conditions. Wear protective clothing and eye protection. Apply by roller, spray, or brush with minimum of working. Pre-coat repairs, uncoated areas, and areas needing more protection, and allow to dry
A 1-1/4-inch paint roller is best for dipping coating from the pail. A ½-inch nap cover gives very smooth application when coating is poured onto roof surface, then spread.
Apply coats at 90- degree-angle to ensure even coverage
Coatings are sensitive to standing moisture for up to 48 hours after application.
Can be spray-applied by airless pump capable of 2-3000 PSI, 1-3 GPM using a 6-31 or 8-31 reversible tip.
DO NOT DILUTE
COATING THICKNESS DETERMINES SERVICE LIFE
Clean tools promptly with water.
COVERAGE:
Coverage varies with the porosity of the substrate. Apply at 80-100 sq. ft. per gallon per coat.
Recommend two or more topcoats, totaling 20+ mils dry for long-term durability
SAFETY:
Use in areas with good ventilation. Keep containers tightly closed when not in use. Keep away from children. Store in cool, dry place. Prevent from freezing.




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