Multi-Purpose Primer

PRODUCT DESCRIPTION GAF Multi-Purpose Primer is a two-component, water-based epoxy, 9 to 1 ratio primer. It is effective at increasing the adhesion of acrylic, polyurethane, butyl, and silicone coats over most new or existing roof, deck, and wall substrates, as well as existing coatings. GAF Multi-Purpose Primer is easy to use and clean up. APPROVED SUBSTRATES Concrete, asphaltic, aged single-ply membranes, and existing coatings. It can also be used on non-ferrous metals, galvanized, aluminum, galvalume, and coated (including Kynar) steel. PACKAGING SIZES 1-gallon kit Part A: 0.9-gallon (3.41 liter) can Part B: 0.1-gallon (0.38 liter) can 5-gallon kit Part A: 4.5-gallon (17 liter) pail Part B: 0.5-gallon (1.89 liter) can STORAGE & SHELF LIFE PRODUCT STORAGE TEMPERATURE: 50°F - 90°F (10°C and 32°C). Do not open containers until ready to use the material. Do NOT allow the product to freeze. SHELF LIFE: 12 months if unopened containers, if stored properly APPLICATION INSTRUCTIONS SUBS