Products / Sikalastic-503 Primer

Sikalastic-503 Primer is a two-component, high-solids polyurethane primer for PVC and TPO substrates, for use with Sikalastic-500 RoofCoat products, and also serves as an intercoat adhesion and re-coat primer for existing urethane systems. It is packaged in a 2 gal kit of 1 gal Part A and 1 gal Part B.