JM Vapor Barrier SAR

Fiber Glass-Reinforced, Polyethylene Surfaced, Self-Adhering Vapor Barrier
JM Vapor Barrier SAR is a self-adhered membrane with a fiber glass reinforcement and can be installed on plywood, gypsum or concrete board, concrete, asphalt or metal after the substrate has been primed.

Tri-laminate woven polyethylene, nonslip, UV-protected top surface: Provides temporary weather protection for 90 days. Provides high tensile strength and puncture resistance.

Self-adhering modified bitumen: Self-sealing, high-quality SBS rubber and asphalt blend: provides low air and vapor permeability.

Split-back silicone release film: Easy-to-peel release film sheet that allows for ease of self-adhering installation.