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Celotex 100mm Cavity Wall Insulation Board 1200mm x 450mm - Pack of 6 - CW4100

SKU: CW4100
£63.00 Inc VAT
£52.50 Ex VAT


Estimated Delivery: 2-5 working days

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You have 14 days from the date of receiving your order to request a return if you are a consumer. If you are purchasing on behalf of a business, you have 7 days to request a return which maybe subject to a restocking charge. For more information our returns policy please click here

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The Celotex 100mm Cavity Wall Insulation Board (1200mm x 450mm - Pack of 6 - CW4100) provides maximum insulation performance for partial fill cavity wall applications. Each board is manufactured from rigid polyisocyanurate (PIR) with low emissivity foil facings to enhance efficiency and reduce heat loss. Offering a thermal conductivity of 0.022 W/mK and an R value of 4.50 m2.K/W, this product is designed to achieve demanding U-value targets, helping to cut long-term energy costs. Supplied in convenient packs of 6, the boards are lightweight yet rigid, making them easy to handle and quick to install. Please note: this product is not suitable for use in external walls of buildings above 11 metres.

Features & Benefits:

  • 100mm PIR insulation with foil facings for maximum efficiency in cavity walls
  • R value of 4.50 m2.K/W provides outstanding thermal resistance
  • Thermal conductivity of 0.022 W/mK ensures high insulation performance
  • Pack of 6 boards designed for efficient storage and project planning
  • Rigid but lightweight design makes installation faster and easier
  • Intended for partial fill cavity walls, unsuitable for use above 11 metres

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