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Earthwool by Knauf Insulation

Earthwool insulation being installed

Logo of Knauf

Knauf Insulation is one of the world’s largest manufacturers of insulation products and solutions. The Earthwool® Glasswool insulation range covers all your needs, with ceiling, wall, floor and multi-use products available to suit almost any application.

How to install Earthwool® Glasswool insulation

Ceiling insulation double layer vs. single layer.

Wall insulation

  • Available in economical energy performance R2.2 up to superior performing R4.4, including R1.3 for additional performance
  • Providing both acoustic and energy saving performance to create a peaceful and comfortable environment in your home.
  • Made using recycled glass and sustainable, formaldehyde-free binder called ECOSE® Technology.
  • Soft to touch, easy to cut and quick to install.
  • Enhanced moisture resistance with DriTherm® technology. Earthwool® glasswool insulation is silicone treated, which provides moisture resistance for up to 50 years.
    • side by side image of wall glass wool going in 

    Ceiling insulation

  • Available in R-Values from R3.6 to R8.0, which suit a variety of climate zones in New Zealand.
  • The R7.0 and R8.0 product has been specifically designed to provide a single layer ceiling solution for the new H1 requirements, with no notching required.
  • The R5.0 - R7.4 product has been specifically designed for skillion roofs and low pitch roofs, to suit most joist spaces.
  • Installation is quick and easy as Earthwool® Glasswool Ceiling insulation is super-soft, less itchy and quick and easy to install.
  • Enhanced moisture resistance with DriTherm® technology. Earthwool® Glasswool insulation is silicone treated, which provides moisture resistance for up to 50 years.
  • Made using recycled glass, using sustainable, formaldehyde-free binder called ECOSE® Technology.
    • Earthwool installation in roof 

    Inspiration from Earthwool® Glasswool