Our finest exterior latex primer for use on bare or previously painted wood, plywood siding, galvanized and aluminum metal, vinyl siding, cement composition, stucco, masonry and block surfaces. Helps prevent cracking and checking of exterior plywood. Glossy previously painted surfaces should be sanded dull. The primer should be topcoated within 14 days. Dries to recoat in 2 hours. 2 coats are required on severly stained wood such as cedar and redwood. Coverage is 350 to 400 square foot per gallon. Can be applied with a good quality nylon or polyester brush or by airless spray. Easy soap and water clean up. White.