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Knauf Insulation Loft Insulation - Earthwool® Loft Roll 44 - Various Thickness
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Knauf Insulation Loft Insulation - Earthwool® Loft Roll 44 - Various Thickness

code: FIBGL005
£65.00 inc. VAT (FREE UK Delivery*)
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Earthwool Loft Roll 44 is a flexible low density glass mineral wool quilt which is lightweight, resilient and non-combustible. The rolls are 1140mm wide and partially perforated to produce either 2 rolls 570mm wide or 3 rolls 380mm wide

Earthwool Loft Roll 44 is primarily used for the thermal insulation of pitched roofs at ceiling level, it can also be used to thermally insulate floors. When used at ceiling level it is usually laid in two layers, with the first layer between the joists and the second layer over, and at right angles to the joists.

  • Thickness (mm) 100, 150 or 200mm 
  • 200mm - Length 5200, width 1140, area 5.93, R value 4.50
  • 150mm - Length 8056, width 1140, area 9.18, R value 3.40
  • 100mm - Length 12180, width 1140, area 13.8852, R value 2.25


Earthwool® Loft Roll 44 Durability Earthwool Loft Roll 44 is odourless, rot proof, non-hygroscopic, does not sustain vermin and will not encourage the growth of fungi, mould or bacteria.

Vapour resistivity

Earthwool Loft Roll 44 offers negligible resistance to the passage of water vapour and has a vapour resistivity of 5.00MNs/g.m.


Earthwool Loft Roll 44 represents no known threat to the environment and has zero Ozone Depletion Potential and zero Global Warming Potential.

Handling and storage

Earthwool Loft Roll 44 is easy to handle and install, being lightweight and easily cut to size, where necessary. It is supplied in polythene packs which are designed for short term protection only. For longer term protection on site, the product should be stored either indoors, or under cover and off the ground. Earthwool Loft Roll 44 should not be left permanently exposed to the elements.

Always wear gloves when handling and use a suitable facemask follow the manufactures instructions

See Manufacturers Data Sheet for additional information.

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