42 in. x 600 ft. Roll WMP-10 Foil-Kraft Vapor Retarder, Black | IA-WMP-10-BK-42X600

Lamtec WMP-10 Foil-Kraft Vapor Retarder offers durable performance during and after installation, maintaining integrity across large surfaces. With a flame spread rating of 10 and a smoke developed index of 10 when the film side is exposed, it satisfies key fire safety criteria for building envelope components. The lightweight design (19 lbs. per 1,000 ft) ensures easy handling and application during lamination or insulation installation without compromising strength or vapor resistance. This makes it a preferred solution for insulating systems in commercial and industrial buildings.

• Engineered for lamination to fiberglass insulation used in wall and roof systems
• Features a reinforced foil-kraft construction with scrim for added durability
• It has a Class I vapor retarder rating with a perm rating of less than or equal to 0.02
• Meets ASTM C1136 Types II, IV, and VI for insulation facings
• Provides a flame spread rating of 10 and a smoke developed index of 10 when the film side is exposed