Products / P-160 Bleed Block Primer

P-160 is a single-component, water-based, plasticizer-free gray acrylic primer for smooth asphalt roofs that improves silicone adhesion and blocks yellowing from asphalt bleed-through. It is applied at 1 gallon per 100 square feet and cures at least 24 hours, with 50 percent solids by volume and VOC under 50 grams per liter. It is sold in 5 and 50 gallon containers.