Glasswool – Earthwool Floorshield Underfloor Batt

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Earthwool FloorShield Underfloor Batts R2.5 are designed to provide high thermal performance all year round and create a wind-barrier to protect your home from unwanted air draughts.



  • High thermal performance – year round comfort
  • Sound absorbing
  • Wind-wash barrier – protection from air movement
  • Saves energy – lower energy bills
  • No added formaldehyde
  • Soft to handle and install
  • Friction fit
  • Compression packed – more product per pack
  • Odourless.


Earthwool® FloorShield underfloor batt is manufactured from durable silicone coated glasswool and is faced with an ECOSE® glass veil, providing a wind-wash barrier. The wind-wash barrier provides protection from air movement under the floor.

Earthwool® FloorShield underfloor batt will improve the thermal comfort and energy efficiency of the building in which it has been installed thus keeping it cool in summer and warm in winter. Earthwool® is made using up to 80% recycled glass and with ECOSE® Technology, a sustainable, bio-based binder that contains no added formaldehyde.


Material Code R-Value (m²K/W) Thickness (mm) Width (mm) Length (mm) Pieces per pack Area per pack (m²)
651498 2.5 90 420 1160 6 2.92


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