- DIY Building Supplies
6 Boards x 90mm Celotex Thermaclass Cavity Wall 21 Insulation – 1190mm x 450mm
Thermaclass Cavity Wall 21 is an easy to install, high thermal performance polyisocyanurate (PIR) insulation board for full fill cavity wall applications, with a thermal conductivity of 0.021 W/m.K. It can be installed with up to a 10mm residual cavity (to support ease of installation and accommodate mortar squeeze) or as a full fill solution with no residual cavity. The boards have a low emissivity foil facing to each side and feature an engineered tongue and groove joint profile, helping to ensure a continuous layer of insulation to maximise thermal performance and provide protection from wind driven rain. Thickness: 90 mm Length: 1190 mm Width: 450 mm Coverage: 3.21 m² Thermal conductivity: 0.021 W/mK No Boards: 6 Country Origin: UK
Product Details
Thermaclass Cavity Wall 21 is an easy to install, high thermal performance polyisocyanurate (PIR) insulation board for full fill cavity wall applications, with a thermal conductivity of 0.021 W/m.K. It can be installed with up to a 10mm residual cavity (to support ease of installation and accommodate mortar squeeze) or as a full fill solution with no residual cavity. The boards have a low emissivity foil facing to each side and feature an engineered tongue and groove joint profile, helping to ensure a continuous layer of insulation to maximise thermal performance and provide protection from wind driven rain. Thickness: 90 mm Length: 1190 mm Width: 450 mm Coverage: 3.21 m² Thermal conductivity: 0.021 W/mK No Boards: 6 Country Origin: UK
| Product Name | 6 Boards x 90mm Celotex Thermaclass Cavity Wall 21 Insulation - 1190mm x 450mm |
| Brand | Celotex |
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