Griffolyn Reinforced Vapor Retarders

• Main components are several grades of high performance polyethylene vapor retarder material made of HDPE, LDPE or LLDPE with low permeability
• Reinforced with a heavy-duty polyester cord grid for high strength and durability
• For under slab, wall and roof applications
• Can be manufactured up to 200 ft. by 200 ft.
• Can stop water vapor from causing loss of insulation performance, structural damage and other moisture related problems