RAP™

Rubber Roof Bonding

Compound for PolyCore™

Dual purpose RAP™ rust conditioner & Primer saves both material and labor with its one-coat application that prepares rusty metal for coating with water-based Topps Seal® WB. This waterborne product chemically converts powdery rust into a more stable oxide that gets bound within a vinyl barrier as it dries and becomes the primer coat.

• This water-borne product chemically converts rust to a more stable oxide when applied after power-washing
• Dries into a primer that blocks future rust after coating
• Apply only to rusty areas
• Designed for use with water-based coatings only

What is it used for?

• Ends Roof Rust and Primes for Water-Based Coating

Specifications:

• Viscosity: Water thin
• Weight per gallon: 9 – 10 lb.
• Dry to touch @ 77° F (50% rel. humidity): 1 hr.
• Coverage Rate: 200 ft2 per gallon applied only to rusty areas