Best value, high quality non-woven fabric is made of 100% polypropylene point bonded material. Rolls are folded for greater convenience when moving quickly through job site installation. Fabric works well for blown-in (dry) insulation.

Provides access to structure for hassle-free repair or expansion. Serves as a backer to efficiently hold wet spray. Ideal for use on walls while installing cellulose or fiberglass.

Vapor barriers let wall cavities dry out, to help prevent mold. In summer, when humidity is high, it increases permeability so that moisture can escape, as air tightness is maintained.