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  1. Viper II Vapor Barrier VaporCheck under slab class A

  2. Viper® CS Crawl Space Vapor Barrier | ISI Building Products

  3. VIPER II - Soprema

    Viper II below-slab vapor barrier is the first line of defense against damaging water vapor and soil gas threats existing below the concrete slab. Viper II products are multi-layer (co-extruded), virgin polyolefin under-slab vapor …

  4. Viper VaporCheck Cross-Woven Vapor Barrier - ISI Building Products

  5. Insulation Solutions Viper II Concrete Vapor Barrier, 10 …

    Viper VaporCheck II (Viper II) is the first line of defense against damaging water vapor and soil-gas threats existing below the concrete slab. Viper II products are multi-layer (co-extruded), virgin polyolefin under-slab vapor barriers/retarders.

  6. Vapor Barrier - Intermountain Concrete Specialties

    Viper Vapor Barrier. Viper II below-slab vapor barrier is the first line of defense against damaging water vapor and soil gas threats existing below the concrete slab. Viper II products are multi-layer (co-extruded), virgin polyolefin under-slab …

  7. Viper II Platinum Residential Vapor Barrier - ISI Building …

    Viper II Platinum is an 8-Mil Class A under-slab residential vapor barrier designed to prevent moisture migration through concrete slabs-on-grade. Viper II Platinum vapor barriers for homes are the first of their kind able to achieve ASTM E 1745 …

  8. VIPER II 15MIL VAPOR BARRIER-1960 SF/ROLL

    Viper II 15-mil is a unique high strength polyolefin based under-slab vapor barrier specifically designed for preventing moisture migration through concrete slabs on-grade. Viper II 15-mil reduces water vapor emission transfer and moisture …