Please Note: Due to excessive shortages in raw material some orders may be delayed prior to dispatch. We will notify the customer if there are delays.

Knauf Ecofill WX Blowing Wool
This product is a call to inquire product. Please call us on 281-657-1443 for more information.
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Knauf Ecofill WX Blowing Wool

Product Code: KNEF

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Note - Due to COVID-19 this product may experience extended lead times.

EcoFill Wx blowing insulation is an unbonded, fiberglass blowing insulation with a high degree of recycled content, designed for weatherizing and retrofitting existing housing or new construction.


  • Open blows in attics
  • Dense-pack sidewalls using the drill-and fill-technique


  • UL Environment
  • GREENGUARD Certified
  • GREENGUARD Gold Certified
  • Validated to be Formaldehyde-Free
  • EUCEB Certified
Brand Knauf
Combustibility Non-combustible
Critical radiant flux Greater than 0.12 W/cm²
Water vapor sorption 5% maximum

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