Prosoco R-Guard Fast Flash - Liquid Flashing Membrane - 20 oz Sausage
PROSOCO R-Guard® FastFlash® - High-Performance Waterproofing & Air Barrier Solution
Looking for a durable, high-performance waterproofing and air barrier solution? PROSOCO R-Guard® FastFlash® is your go-to choice. This single-component, Silyl-Terminated-Polymer (STP) compound combines the best attributes of silicone and polyurethane to deliver a seamless, elastomeric flashing membrane that excels in any climate.
Why Choose PROSOCO R-Guard® FastFlash®?
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Versatile Application: Available in Gun-Grade and Roller-Grade versions for convenient application.
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Rapid Installation: Allows same-day installation of windows, doors, and wall assemblies.
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Exceptional Adhesion: Bonds directly to damp or dry surfaces, curing under various weather conditions.
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Streamlined Preparation: Eliminates the need for reinforcing tapes at joints and corners, simplifying waterproofing and air barrier installations.
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Long-Lasting Durability: Features crack-bridging, weathering resistance, and superior adhesion that lasts.
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Weather & UV Resistant: Withstands full exposure to weather for up to 12 months.
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Eco-Friendly Formula: Solvent-free, isocyanate-free, and phthalate-free with no shrinkage, staining, or yellowing.
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Mold-Resistant & Breathable: Prevents mold growth and allows damp surfaces to dry.
Applications
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Use as part of a continuous air barrier system or complement existing waterproofing systems.
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Perfect for adhering, transitioning, and counter-flashing R-Guard SS ThruWall® or other through-wall sheet flashing.
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Ideal for commercial and residential construction projects that demand weather-tight detailing.
Technical Approvals & Compliance
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Certified by ICC Evaluation Service Report Nos. ESR-4363, ESR-3416, and ESR-4191.
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Tested for expanded substrate adhesion under International Code Council (ICC-ESR-4363) standards.
Easy Application & Superior Performance
PROSOCO R-Guard® FastFlash® is designed for 12–15 wet mil application, offering superior adhesion to most common building materials without the need for priming. This user-friendly solution is the ideal choice for both new constructions and retrofits.
Get PROSOCO R-Guard® FastFlash® Today
Whether you need to waterproof exterior walls or install air barriers, PROSOCO R-Guard® FastFlash® ensures a weather-tight, long-lasting seal that performs under tough conditions.