Cavity Wall Insulation Board 1200mm x 450mm x 50mm (Square Edge)

Cavities within walls exist to prevent heat from escaping and moisture from getting into buildings. Providing a layer of cavity wall insulation can help to further reduce heat loss and increase the savings made on energy bills.

This partial fill Cavity Wall Insulation Board has low emissivity foil facings either side of the rigid Polyisocyanurate core to ensure exceptional levels of insulation.


  • Length: 1200mm
  • Width: 450mm
  • Thicknes: 50mm
  • Fire Rating: A1 and non-combustible to BS EN 13501-1
  • Thermal Conductivity: 0.022W/mK

This insulation has a square edge edge to make installation as easy as possible.

    Length (mm): 1200
    Width (mm): 450
    Thickness (mm): 50

£5.54 inc VAT

In Stock Limited Delivery South West Only