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Liquid-Applied Air Barrier Seals the Building Envelope

The liquid-applied air barrier adheres to most wall construction materials, including exterior gypsum boards, CMU, stone, wood, metal, and damp or dry concrete.

The liquid-applied air barrier adheres to most wall construction materials, including exterior gypsum boards, CMU, stone, wood, metal, and damp or dry concrete.

KARNAK has announced the launch of K-NRG Seal VP, a vapor-permeable, liquid-applied air barrier for above-grade wall application.

K-NRG Seal VP expands KARNAK offerings, which include roofing, damp-proofing and waterproofing products; fabrics and repair tapes; caulks, sealant and flooring products; and elastomeric products.

The K-NRG Seal VP seamless elastomeric membrane seals the building envelope, preventing air passage while allowing vapor permeability. The product is designed to provide the building envelope with energy efficiency and mold resistance. Its liquid-applied, fire-rated vapor-permeable air barrier, evaluated by the Air Barrier Association of America (ABAA), meets industry standards. K-NRG Seal VP has been tested by UL Laboratories and passes NFPA 285 Fire Test, making it compliant with IBC 2012 and allowing flexibility in choice of insulating materials. It also exceeds ASTM E2357 and ASTM E2178.

The liquid-applied air barrier adheres to most wall construction materials, including exterior gypsum boards, CMU, stone, wood, metal, and damp or dry concrete, making it ideal for multi-story applications. K-NRG Seal VP requires spray application using standard spray equipment.

When combined with KARNAK sealants and accessories, K-NRG Seal VP forms a complete vapor-permeable wall air-barrier system.
For building owners, K-NRG Seal VP benefits assure a fire-safe, sustainable air barrier solution. K-NRG Seal VP is designed to improve building occupant comfort, improve acoustical isolation, help reduce greenhouse gas formation, help reduce heating and cooling costs, and help improve indoor air quality. It may also reduce building enclosure moisture problems.

With K-NRG Seal VP, building owners can reduce energy costs, improve overall building functionality and safety, as well as contribute to potential LEED certification.

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