Knauf Earthwool FrameTherm Roll

Earthwool FrameTherm is a specialist product for timber frame construction. FrameTherm rolls are used for ‘friction fitting’ between timber studs and rafters.

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Earthwool FrameTherm Rolls are odourless, rot proof, non-hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria.



Earthwool FrameTherm Rolls are used for the thermal insulation of external walls and warm roofs in timber frame construction and are friction fitted between studs and rafters.



Earthwool FrameTherm Rolls are manufactured in accordance with BS EN 13162, ISO 50001 Energy Management Systems, OHSAS 18001 Occupational Health and Safety Management Systems, ISO 14001 Environmental Management Systems, and ISO 9001 Quality Management Systems, as certified by Bureau Veritas.



Earthwool FrameTherm Rolls represent no known threat to the environment and have zero Ozone Depletion Potential and zero Global Warming Potential. Vapour resistivity Earthwool FrameTherm Rolls offer negligible resistance to the passage of water vapour and have a water vapour resistivity of 5.00 MNs/g.m.


Handling and storage

Earthwool FrameTherm Rolls are easy to handle and install, being lightweight and easily cut to size, where necessary. Both are supplied in polythene packs which are designed for short term protection only. For longer term protection on site, the product should either be stored indoors, or under cover and off the ground.

Additional information


140mm, 190mm

Technical Information

Technical information on this product can be found by downloading the manufacturer data sheet from the options below.