- Viper CS is a white, cross-woven, extrusion coated polyethylene vapor barrier designed specifically for controlling moisture migration in crawl space applications. Its bright white color gives any crawl space a fresh, clean look while combating the harmful effects of radon, moisture causing wood rot, mold, mildew and poor indoor air quality.
Standard Sizes: 12′ x 100′
Standard Configurations: 6.5-mil, 10-mil, 16-mil
Custom Sizes and Mil Thicknesses Available