5GAL GRY Elasto Primer

Ames, 5 Gallon, Gray, Elasto-Barrier Adhesive Base Coat. A water-based, elastomeric, liquid rubber primer designed to seal, protect, maintain, and renew existing roofs. Use on properly drained tar & gravel roofs in areas subjected to ponding water as a part of Ames Roof Coating Systems. Must be top coated with a suitable Ames UV-Resistant top-coat.