Viper® CSX Crawl Space Vapor Barrier

A Better Way to Insulate®

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Viper® CSX Radiant Crawl Space Vapor Barrier

Viper CSX is a white, triple-ply, extrusion coated, virgin polyethylene membrane laminated to a 1/8” high-density flexible foam core and metalized film. Viper CSX is manufactured using woven high-density fibers yielding the highest strength to weight ratio, tensile strength and puncture resistance of any product of its kind.

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