Fiberglass Base Sheet Roofing

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.

Fiberglass base sheet roofing.

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. A roofing base sheet is the bottom waterproofing layer on a multilayer roofing membrane system. Firestone channel venting base is an oxidized asphalt coated fiberglass base sheet with granules on the underside of the membrane. There is a slight grid pattern embossed into the granules to further aid in venting latent moisture in the existing roof system or deck.

It is made of fiberglass or reinforced polyester or composite reinforcement and is saturated coated with modified bitumen asphalt. It is manufactured from a tough inorganic fiberglass mat then coated on both sides with a weathering grade asphalt coating and then covered with white sand fines to prevent sticking in the roll. Leakbarrier glass base is a highly versatile glass fiber reinforced sheet coated with superior quality weathering grade asphalt. This is asphalt enhanced with plastic or rubber polymer.

Leakbarrier glass base is designed for use as the initial or base ply in built up and modified bitumen roof systems.