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Knauf Insulation EXPERT Tapes are specifically engineered and designed for general purpose seaming, patching and sealing to enhance appearance while maintaining vapor and moisture barrier integrity. Specially formulated for extreme climates, our tapes provide a functional, matching finish over a wide range of environmental conditions.


  • Rigid Plenum Liner

    Rigid Plenum Liner

    Knauf Insulation Rigid Plenum Liner with ECOSE® Technology is a heavy-density mat-faced glass mineral wool board insulation bonded with ECOSE Technology. Its base board is brown with a black mat facing to give the airstream a smooth, tough surface, that resists damage during installation and operation.

  • Equipment Liner M

    Equipment Liner M

    Knauf Equipment Liner M with ECOSE® Technology is a natural brown flexible glass mineral wool blanket with a black mat facing adhered to the air stream side.

  • Proto PVC Fitting Covers

    Proto PVC Fitting Covers

    The Proto® Fitting Cover System consists of one-piece, pre-molded, high-impact PVC fitting covers with fiber glass inserts and accessories. Accessories are elbows, tee/valves, end caps, mechanical line couplings, specialty fittings, jacketing, tacks, and PVC tape.

  • KwikFlex® Pipe & Tank Insulation

    KwikFlex® Pipe & Tank Insulation

    Knauf Insulation KwikFlex® Pipe and Tank Insulation is a 48" wide, semi-rigid glass mineral wool blanket, 2.5 pcf density, in roll form. It is available faced with a factory-applied ASJ, FSK or PSK vapor retarder jacket. The fiber orientation provides excellent compressive strength while maintaining flexibility for ease of installation.

  • Eclipse™ Air Duct Board

    Eclipse™ Air Duct Board

    Knauf Insulation Eclipse Air Duct Board with ECOSE® Technology is used to fabricate rectangular or Max10 air duct systems. It comes with two stiffness ratings, EI-475 and EI-800. Both types are available with butt edge or factory molded male-female shiplap edges. The airstream surface of Knauf Eclipse Air Duct Board is treated with an EPA registered, anti-microbial agent that prevents growth of mold, fungus or bacteria in accordance with ASTM C1071, G21 and G22.


ECOSEAL Plus™ Sealant

ECOSEAL Plus™ Sealant

Knauf Insulation ECOSEAL Plus™ with Gasket Pro Technology, is a fast drying, water-based elastomeric spray that seals penetrations and joints in the b


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