Elastomeric Roofing - TOPCOAT Flexseal

TOPCOAT® FlexSeal & FlexSeal LV



Description

TOPCOAT® FlexSeal is a white solvent-based synthetic elastomeric sealant. FlexSeal is extremely flexible and durable. Like all solvent-based products, the surface must be completely free of moisture before application. A low viscosity version of FlexSeal (FlexSeal LV) is available for use in confined areas. TOPCOAT® FlexSeal is a white solvent-basedsynthetic elastomeric sealant designed to line and waterproof interior and exterior gutters on many buildings. FlexSeal is extremely flexible and durable. Like all solvent-based products, the surface must be completely free of moisture before application. A low viscosity version of FlexSeal (FlexSeal LV) is available for use in confined areas.


Uses

FlexSeal is designed for use on metal, concrete, wood, copper, SBS, APP, EPDM, and BUR substrates. For use on all areas of roof substrates, including gutters and detail areas. Can be used for cold weather application. This product is easiest to apply at temperatures above 32°F. Substrate temperatures must be below 120°F when applying product. FlexSeal is designed for use on metal, concrete, wood, copper, SBS, APP, EPDM and BUR substrates. For use on all areas of roof substrates, including gutters and detail areas. Can be used for cold weather application. This product is easiest to apply at temperatures above 42°F. Substrate temperatures must be below 120°F when applying product.


Advantages
  • Extremely flexible and durable

  • Self-leveling; perfect on low-slope roof surfaces

  • Ideal for term bar, railing, step flashings, or edge metal

  • Durable and UV resistant; will not chalk, crack or peel

  • Solvent-based sealant

  • Ideal for metal, concrete, plywood, copper, SBS, APP, EPDM, BUR, and TPO
  • Ideal for metal, concrete, plywood, copper, SBS, APP, EPDM and BUR

  • Limited material warranty available for up to 10 years*
  • Warranties available for up to 10 years*

  • Guarantees available for up to 20 years**
  • Guarantees available for up to 20 years*

  • Available in 1-gallon, 5-gallon, and 55-gallon containers in addition to 1-quart cartridges, and 10 oz. cartridges
  • cartridges

For application questions, please contact GAF Contractor Services at
1-800-766-3411.


Applicable Standards

ASTM D-412, ASTM D-21-96, ASTM D-1475, and ASTM E-1644

Note: Repair leaks promptly to avoid adverse effects, including mold growth

*See warranties and guarantees for complete coverage and restrictions
**When used as a part of a multi-ply system

*See warranties and guarantees for complete coverage and restrictions

TOPCOAT® FlexSeal Technical Data
Application Rate: 5 gallons/100 sq. ft.
Application Method: Trowel or stiff bristle brush
Application Temp (air, surface): 20°F – 120°F
Drying Time (75°F, 50% RH):
Approximately 24 hours
Recommended Wet Mil Thickness:
85 wet mils
Recommended Dry Mil Thickness: 50 dry mils
Total Solids (by weight): 77% ± 2%
Total Solids (by volume): 66% ± 2%
Specific Gravity: 1.24 ± 0.1
Weight per Gallon: 10.3 ± 0.5 lbs
Viscosity (75°F): 500,000 ± 100,000 cps
LV - Viscosity (75°F): 150,000 ± 15,000 cps
Tensile Strength: 485 psi ± 10%
Storage: Store in well-ventilated area at 50°F to 80°F; protect from freezing
Shelf Life: 1 Year
Clean up: Mineral Spirits, Toluene, Xylene

Documents

All documents are U.S. English unless otherwise noted