Fiberglass Base Sheet

Leakbarrier glass base is a highly versatile glass fiber reinforced sheet coated with superior quality weathering grade asphalt.

Fiberglass base sheet.

Firestone channel venting base is an oxidized asphalt coated fiberglass base sheet with granules on the underside of the membrane. The sealed sheet also serves as an effective flame retarder for the application of torch applied modified bitumen membranes. It provides great tear and pull through resistance. There is a slight grid pattern embossed into the granules to further aid in venting latent moisture in the existing roof system or deck.

Polyglass g2 base is designed as a base sheet for built up and modified roofing applications. 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. 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. Gafglas 75 base sheet for built up roofing bur is a premium roofing sheet with a strong fiberglass mat to prevent asphalt bleed through.

The fiberglass base mat provides excellent strength and moisture resistance. 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. It is ideal for applications involving mechanical fasteners hot asphalt or cold adhesives. Fiberglass base sheet is applied over the flat roofing deck or insulation as a base sheet by mechanical fasteners or hot asphalt before the application of build up roofing systems.

Required base sheet before applying torch down or self adhered roofing most economical base sheet manufacturer may vary. Suitable in nailable specifications where bleed thru is a concern.