This PIR CW4085 wall insulation board by Celotex is thermal insulation for partial cavity walls. It comprises a polyisocyanurate rigid foam core finished with low emissivity aluminium foil facing sheets. The board is manufactured with agents that have zero ozone depletion potential (ODP) and zero global warming potential (GWP).
Convenient sized boards for installation between cavity wall ties
Low emissivity foil facings on both sides
Thermal conductivity of 0.022W/mK
Zero ozone depletion potential and low global warming potential
Polyisocyanurate rigid foam core
Effective thermal performance
Green Guide Rating A+
BBA approved