W. Ralston 5030-00 5000 Vapor Barrier Film

The 5000 series is made from prime polyethylene resin in full 6 mil (150 um) for stock sizes. Custom gauges are also available. This is a special purpose construction film to be used as a long-lasting vapor barrier within wall cavities and is designed to exceed the criteria specified in C.G.S.B. Standard CAN/CGSB-51.34-M86. Inteplast Group W. Ralston was the first Canadian manufacturer to be awarded CGSB status on this product.

• Improved outdoor weather resistance to prevent premature damage from exposure to ultraviolet light
• Made from a quality virgin LLDPE blend
• Longer oxidative induction time protects against premature degradation