Fiberglass Base Sheet

It provides great tear and pull through resistance.

Fiberglass base sheet. It is ideal for applications involving mechanical fasteners hot asphalt or cold adhesives. There is a slight grid pattern embossed into the granules to further aid in venting latent moisture in the existing roof system or deck. Gafglas 75 base sheet for built up roofing bur is a premium roofing sheet with a strong fiberglass mat to prevent asphalt bleed through. It has a coating layer of asphalt on each side that reacts with henry cold application cement solvents to provide excellent adhesion without decreased tensile strength.

Polyglass g2 base is designed as a base sheet for built up and modified roofing applications. Suitable in nailable specifications where bleed thru is a concern. Tri ply 75 base sheet is a premium roofing base sheet constructed with a fiberglass mat reinforcing that is coated on both sides to ensure a closed sheet design to prevent asphalt bleed through. Henry 604 25 fiberglass base sheet is a heavy duty asphalt coated sheet with a heavyweight non woven fiberglass mat suitable for use in fire retardant membrane assemblies built up roofing systems ply sheets and base sheets.

The fiberglass base mat provides excellent strength and moisture resistance. Technical information certainteed glasbase base sheet is manufactured on an extra strength fiberglass reinforced mat that receives a coating of weathering grade asphalt and is lightly surfaced with a mineral release agent. Firestone channel venting base is an oxidized asphalt coated fiberglass base sheet with granules on the underside of the membrane. Leakbarrier glass base is a highly versatile glass fiber reinforced sheet coated with superior quality weathering grade asphalt.

Polyglass g2 base is a fiberglass mat coated with an oxidized asphalt blend which provides enhanced weathering and aging characteristics. Leakbarrier glass base is designed for use as the initial or base ply in built up and modified bitumen roof systems.