Everbuild evercryl is a resin based fibre reinforced roof repair compound which is effective on all common roofing surfaces and types giving an instant roof repair even in the wet and on wet surfaces evercryl may also be applied in frosty conditions down to 5 c evercryl one coat is instantly waterproof when applied so there is no fear of washoff emergency leaks can be tackled immediately as there is no need to wait for the rain to stop evercryl one coat is brush applied and dries to a smooth s