Heng's HGR16001 Gacoroof® Silicone Roof Coating, White, Gal

GacoRoof 100% Silicone Roof Coating creates a seamless membrane to seal and repair existing roofs and permanently protect against leaks, permanent ponding water and the damaging effects of severe weather. 100 Sq. Ft./Gallon to yield 11 dry mils on a smooth surface.