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Riverton: (307)-856-9229 • Dubois: (307)-455-3850 • Laramie: (307)-460-7940

Welcome to A.D. Martin Lumber

Knauf Insulation

Knauf Insulation ECOFILL WX Series 3384 Insulation, 40 in L, 20 in W, Fiberglass/Steel

$64.99$64.99
  • Length: 40 in
  • Material: Fiberglass/Steel
  • Width: 20 in
  • Model #: 3384
  • UPC #: 725387000114
  • SKU: 7058589

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Availability may vary by store. Please contact your dealer.

Product Details

Fiberglass blowing wool insulation designed for weatherizing and retro fitting existing housing.

Key Features

  • 2-1/16 in wide strapping
  • Straps can be fastened using either nails or bolts
  • Some KST straps install only with nails

Item Specifications

Length40 in
MaterialFiberglass/Steel
Width20 in

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Browse and build your list. Email it to us with your comments. Place your order by Tuesday for free delivery to our store, typically ready by Friday or sooner if in stock. Pickup is always free at any of our 3 locations: Riverton, Dubois & Laramie.

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