![Knauf Insulation ECOFILL WX Series 3384 Insulation, 40 in L, 20 in W, Fiberglass/Steel [SKU: ORG7058589]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/600x600/products/6173/6335/7058589__12065.1691775187.jpg?c=1 "Knauf Insulation ECOFILL WX Series 3384 Insulation, 40 in L, 20 in W, Fiberglass/Steel [SKU: ORG7058589]")
Product Overview
2-1/16 in wide strapping, Straps can be fastened using either nails or bolts, Some KST straps install only with nails. [QTY/UOM: 1BG / 1BG]
![Knauf Insulation ECOFILL WX Series 3384 Insulation, 40 in L, 20 in W, Fiberglass/Steel [SKU: ORG7058589]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/1280x1280/products/6173/6335/7058589__12065.1691775187.jpg?c=1 "Knauf Insulation ECOFILL WX Series 3384 Insulation, 40 in L, 20 in W, Fiberglass/Steel [SKU: ORG7058589]")
![Knauf Insulation ECOROLL KR91E/TAK Insulation, 40 ft L, 15 in W, R11 R-Value, Fiberglass/Steel, Brown [SKU: ORG7058688]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/62207/61170/7058688__98699.1692627426.jpg?c=1 "Knauf Insulation ECOROLL KR91E/TAK Insulation, 40 ft L, 15 in W, R11 R-Value, Fiberglass/Steel, Brown [SKU: ORG7058688]")
Knauf Insulation
![Knauf Insulation B06VAK Building Insulation, 93 in L, 15 in W, Steel [SKU: ORG0302653]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/5514/5682/0302653__14675.1691774944.jpg?c=1 "Knauf Insulation B06VAK Building Insulation, 93 in L, 15 in W, Steel [SKU: ORG0302653]")
Knauf Insulation
![Knauf Insulation B09E R19K Building Insulation, 94 in L, 15 in W, Steel [SKU: ORG0302661]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/5515/5683/0302661__19007.1691774944.jpg?c=1 "Knauf Insulation B09E R19K Building Insulation, 94 in L, 15 in W, Steel [SKU: ORG0302661]")
Knauf Insulation
![Knauf Insulation B11E R19K Building Insulation, 94 in L, 23 in W, Steel [SKU: ORG0302679]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/5516/5684/0302679__67015.1691774945.jpg?c=1 "Knauf Insulation B11E R19K Building Insulation, 94 in L, 23 in W, Steel [SKU: ORG0302679]")
Knauf Insulation
![Knauf Insulation KR45TAK Standard Insulation, 39 ft L, 15 in W, R19 R-Value, Fiberglass [SKU: ORG7058662]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/8283/8432/7058662__57985.1691775944.jpg?c=1 "Knauf Insulation KR45TAK Standard Insulation, 39 ft L, 15 in W, R19 R-Value, Fiberglass [SKU: ORG7058662]")
Knauf Insulation