Knauf Frametherm Roll - All Sizes Loft Insulation
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£1,550.40 £1,860.48
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£1,550.40 £1,860.48
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Unit price
£12.59 / M2 Ex.VAT

Knauf Mineral Wool FrameTherm Roll - All Sizes


Est Delivery between and .

Order now and get free delivery on all Knauf orders over £300 ex vat.

  • Flexible glass mineral wool rolls for timber frames
  • Top-notch thermal and sound insulation
  • Water-resistant, eco-friendly, and A1 fire rating

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Thickness Thermal Conductivity Pack Coverage Rolls Per Pallet
90mm 0.032 W/m 5.13m2 24
90mm 0.035 W/m 6.84m2 24
90mm 0.040 W/m 14.25m2 24
140mm 0.032 W/m 3.19m2 24
140mm 0.035 W/m 4.45m2 24
140mm 0.040 W/m 9.14m2 24


Elevate your insulation with Knauf Mineral Wool FrameTherm Rolls, available in all sizes at Crafted from flexible glass mineral wool, these rolls offer top-notch thermal and sound insulation for timber frame structures. Easy to install between studs and rafters, they ensure a snug fit with no gaps. Water-resistant, eco-friendly, and free from harmful substances, these rolls provide a durable and responsible choice for a greener home. Say goodbye to pests, mold, and bacteria – choose Knauf FrameTherm Rolls for a comfortable and eco-conscious living space.

Key Features

  • Excellent reaction to fire - A1 rating
  • Unfazed mineral wool quilt
  • Flexible, easily cut
  • Sound absorption characteristics
  • Heat insulation capabilities
  • Odour Free does not decay 
  • Friction-fitted between studs
  • Poses no threat to the environment


  • Brand: Knauf Insulation
  • Material type: Glasswool
  • Lengths available: 2.80m,3.90m,4.50m,6m,8.02m,12.50m
  • Thermal conductivity range: 0.032 W/mK, 0.035 W/mK, 0.040 W/mK
  • Thickness: 90mm,140mm
  • Width: 1140mm


Store in polythene packs at a dry, cool place and preferably indoors when used on-site. Do not stack too many rolls over each other and keep clear off the ground.


This insulation quilt is manufactured under BSI Quality Assurance Standard BS EN ISO 9001: 2000 and is defined as mineral wool in BS 3533: 1981. It follows OHSAS 18001 Occupational Health and Safety Management Systems, ISO 14001 Environmental Management Systems, and ISO 9001 Quality Management Systems, as accredited by Bureau Veritas.


Frequently Asked Questions

What are the key features of Knauf FrameTherm Rolls? Knauf FrameTherm Rolls are premium insulation solutions made from flexible glass mineral wool. They offer top-notch thermal and sound insulation for timber frame structures.

What sizes are available for Knauf FrameTherm Rolls? The FrameTherm Rolls are available in various sizes to suit different applications. Visit our product page for the complete range and dimensions.

How are FrameTherm Rolls installed? These rolls are designed for easy installation. They are friction-fitted between studs and rafters, ensuring a tight fit without gaps. Check our installation guide for step-by-step instructions.

Are Knauf FrameTherm Rolls water-resistant? Yes, FrameTherm Rolls are water-resistant, providing durability and performance. They have a water vapor resistance of 5.00 MNs/g.m, making them suitable for various environments.

Are FrameTherm Rolls eco-friendly? Absolutely! These rolls are free from CFCs and HCFCs, have zero Ozone Layer Depletion Potential, and don't contribute to Global Warming Potential. They are an environmentally conscious choice for home insulation.

Do FrameTherm Rolls prevent the growth of mold or bacteria? Yes, FrameTherm Rolls are non-hygroscopic and rot-proof, meaning they do not promote the growth of mold, fungi, or bacteria. They contribute to a healthy and comfortable living environment.

Can FrameTherm Rolls be used in timber-framed walls and roofs? Yes, FrameTherm Rolls are specifically designed for application over outer walls and warm roofs in timber frame structures, including houses and buildings.

Are these rolls suitable for DIY installation? Absolutely. The rolls are user-friendly and easy to handle, making them a great choice for both professional builders and DIY enthusiasts. Refer to our installation guide for assistance.

Width 1140mm
Material Type Glasswool

Est Delivery between and .

Delivery will always take place on a weekday (Mon - Fri).
For more information on delivery visit our delivery info page.

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