One Flash Permanent Roof Repair Sealant is a flashing grade, UV-stable sealant that remains flexible permanently. Forms a weather-resistant seal that adheres well to many types of substrates.
Eliminates the need for fabric reinforcement to reduce time and materials on roofing projects. Use for perimeter sealing around projections, termination points, flashings, side and end laps of metal panels, scrim edges and seams. Full cure in 24 hours.