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The Frametherm insulation cavity slabs from are designed for thermal insulation of warm roofs and external walls which are usually constructed of timber. The slab comes fitted between rafters and studs which are also used for acoustic insulation for timber walls. These slabs are resilient and made up of unfazed mineral wool quilt which is constructed out of non-combustible glass. The insulation quilt is constructed as per the standards of being defined as mineral wool in BS 3533: 1981 and is made in accordance with BSI quality assurance standard BS EN ISO 9001: 2000. The Frametherm insulations are made up of odorless, rot-proof, durable and non-hygroscopic material which does not allow the growth of bacteria and fungi.

It has zero ozone layer depletion potential and a low GWP. It is free of CFC and HCFC. It employs completely natural colors in the manufacturing process. These are easy to install and handle. It can be stored in polythene packs under cover or indoors and off the ground as well.

The Frametherm impose no threat to the ecological system. It inhibits the ECOSE technology which is free of formaldehyde and bio based. It uses renewable materials as its base instead of petro-chemicals. It perfectly reduces embodied energy and delivers great sustainability to the environment. The technology which is works upon is especially developed for the Knauf insulation’s product which is constructed of rock mineral wool and glass.

This range of insulation and cavity slabs brought to you by is the best available in the market. These act as the perfect insulation systems and last as long as the life of the building itself.


  • Provides thermal as well as acoustic performance.

  • Easy to handle and install

Knauf Frametherm Roll - All Sizes

Knauf Earthwool

from £49.98

Knauf Frametherm - All Sizes

Knauf Earthwool

from £50.01

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