Approved Document B England - Insulation for Masonry Cavity Walls
Find out about the requirements for masonry cavity walls in Approved Document B England.
Knowledge Article5 min read
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Kooltherm K108 is a premium performance partial fill cavity wall insulation solution. It has a thermal conductivity of 0.019 W/mK and can achieve the same wall U-value as alternative products with a thinner profile. Its low thermal conductivity can maximise usable internal floor space.
Product Highlights
One of the thinnest commonly used insulation for partial fill cavity walls
Thinner walls could allow more natural daylight into your building
BBA certified - independent third-party verification of its performance and suitability for use
Clear cavity is maintained - resists moisture penetration
Low emissivity foil facings significantly increase the thermal resistance of the cavity
