VaporBlock Plus 20

• 7 layer polyethylene and EVOH resin, co-extruded 20 mil barrier
• More than 100 times less permeable than typical vapor retarders
• May use to treat Radon, Methane, and other harmful VOC’s
• Highly resilient underslab/vertical wall barrier
• Far exceeds ASTM E-1745 Class A, B, and C requirements
• Sold in rolls 10' X 150' (167 lbs.)