Products / Karnak 702 K-Prep (Primer for Kynar coated metal)

Karnak 702 K-Prep is an acrylic elastomeric co-polymer emulsion primer for improving coating adhesion to weathered Kynar coated metal roofing. The maker lists it over Kynar coated metal roofs weathered at least four years, under a base coat such as 404 Corrosion Proof and a finish coat such as 501 Elasto-Brite or 529 Renu-White. It is light green, with a listed VOC under 50 g/L, sold in 55 gallon drums and 5 gallon pails.