- Fibered asphalt emulsion
- Great for use in cold process roofing
- Fiber-reinforced for improved durability
- Excellent base coat for reflective coatings
APOC® 305 Dampproofing Mastic is a trowel grade, fiber reinforced, asphalt based product for coating concrete, metal and other vertical surfaces. APOC® 305 has excellent dampproofing qualities and is non-flammable, odorless and bonds to damp or dry surfaces. It is used for damp-proofing above or below grade foundation walls, above grade cavity wall, sealing masonry surfaces and retaining walls and as an anti-corrosive wood, metal, and pipe coating. Finally, APOC® 305 contains no solvents so it will not deteriorate or harm insulation or styrofoam boards and is easy to use and clean up. DO NOT ALLOW STORED PRODUCT TO FREEZE.