50.5MM X 2.438M X 1.2M INSULATED PIR PLASTERBOARD (8'X4') (T/LINER) 128020

Brand: XTRATHERM ProductsXTRATHERM Products
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Our  Thin-R range is a high performance foil faced Polyisocyanurate (PIR) insulation with a certified thermal conductivity as Low as 0.022 W/mK. Thin-R is also available with engineered jointing to provide improved continuity and thermal bridging performance.


Thin-R Thermal Liner Dot & Dab XT/TL is a composite insulated panel of Xtratherm PIR insulation core with a composite kraft facing bonded to 12.5mm tapered edge plasterboard for internal applications, fixed with proprietary adhesive bonding.

The composite kraft facing on both sides of XT/TL incorporates an integral vapour control layer, which helps to reduce the risk of condensation. XT/TL is designed to provide high levels of thermal insulation and drylining in one operation, providing the solution of choice in newbuild and renovation. Whether building new or upgrading, due consideration towards the energy efficiency of your home can have many benefits, including reduced energy costs and improved living conditions.

U-Value calculations to EN ISO:6946

Wall Type 50mm 60mm 70mm 80mm 90mm

300mm Clear Cavity Wall Brick/Block 0.33 0.29 0.25 0.23 0.21

215mm Hollow Block (External Render) 0.35 0.30 0.26 0.24 0.21

Cavity Wall Pumped Block & Block (Pumped Bead @ 0.033 W/mk) 0.17 0.16 0.15 0.14 0.13