Viper VaporCheck 12 ft x 200 ft - All Thicknesses Thickness:16 mils Its radiant barrier will surf

Its radiant barrier will surf over the existing insulation without bunching up or crinkling

For gutter applications #6700 Terpolymer Gutter Seal is recommended

Anatomically shaped trigger

I would highly recommend the Grip-Deck Self-Drilling Screw (1000/Box) for anyone looking for a high-quality

Special 3-1/8 in

Viper VaporCheck 12 ft x 200 ft - All Thicknesses Thickness:16 mils Its radiant barrier will surfViper VaporCheck is a cross woven reinforced under slab vapor barrier specifically designed to prevent moisture migration through concrete slabs on grade. The high density cross woven reinforcing fibers are fused together using molten polyethylene, creating a high strength product with low water vapor permeability. Viper VaporCheck is ideal for demanding applications requiring the use of a heavy duty vapor barrier and exceeds all ASTM E 1745 Class A