GWB 12 Mil Liner – 12’x120′ (1440 Sq Ft)


Great White Barrier is designed with the home owner in mind.  Manufactured to resist punctures, tears and the decay of time this long lasting barrier will keep their investment protected.  GWB has a Class A Vaper Perm perfect for a crawl space and many other applications.


Tensile Strength – 114.8 lbs/in²

Elongation – 19.2%

Vapor Permeance – 0.037 perms

Thickness – 12 mil

GW 12 & 15 Spec Sheet


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