50mm Unilin XtroLiner XO/CW (TG) Partial Fill Cavity Wall PIR Insulation Board - 1200mm x 450mm - Pack of 9

50mm Unilin XtroLiner XO/CW (TG) Partial Fill Cavity Wall PIR Insulation Board - 1200mm x 450mm - Pack of 9
Our ratings on 11-11-2026:
Google My Business Reviews
4.8 out of 5
To GET BEST PRICE for this product only fill below:
Need a quote for more products? and continue browsing to find other materials needed.

50mm Unilin XtroLiner XO/CW (T&G) Partial Fill Cavity Wall PIR Insulation Board - 1200mm x 450mm - Pack of 9

Length: 1200mm
Width: 450mm
Thickness: 50mm
Pack Quantity: 9
Board Coverage: 0.54m2
Pack coverage: 4.86m2
Thermal Conductivity: 0.021W/mK
R-Value: 2.35m2K/W
Compressive Strength: 120kPa

50mm Unilin XtroLiner XO/CW board has a tongue and groove core of modified polyisocyanurate (PIR) bonded to low emissivity aluminium foil facings offering excellent insulation performance with thermal conductivity. Unilin XtroLiner XO/CW board reduces the junctions prone to thermal bridging improving the thermal performance of the cavity wall. Unilin XtroLiner XO/CW is CFC & HCFC free and is manufactured under the highest standards of ISO 9001 and 14001 Quality and Environmental Management Systems.

CHARACTERISTICS
  • High thermal performance rigid insulation,
  • Robust tongue & groove Jointing,
  • Easy to Install,
  • Non-deleterious material,
  • Suitable for new build and refurbishment,
  • Manufactured with zero ODP blowing agent,
  • Reduces Thermal Bridging,
  • Reduced Risk of Condensation,
  • Reaction to fire: Euroclass C s2 d0,
  • Closed cell structure – moisture resistant.
APPLICATION
  • Partial fill cavity walls
CERTIFICATION

      Unilin CTPIR certification

60mm Unilin Safe-R SR/PR Phenolic Insulation Board (pack of 5) - Pitched Roof Insulation - 2400mm x 1200mm 60mm Unilin Safe-R SR/PR Phenolic Insulation Board (pack of 5) - Pitched Roof Insulation - 2400mm x 1200mm
Guide Price
Brand: Unilin (prev. Xtratherm) Model: 2400mm x 1200mm - 14.40m2
Delivery Time: 2 - 3 working days
60mm Unilin Safe-R SR/PR Phenolic Foam Insulation Board is a superior performance rigid insulation for pitched roofs with enhanced fire performance, consisting of a Class O phenolic foam core with negligible smoke obscuration. Safe-R is faced with low emissivity aluminium facings both sides, and has..
Guide Price: £351.40
£421.68 inc VAT
15mm Unilin XT/PR-UF PIR Rigid Insulation Board - 1200mm x 2400mm 15mm Unilin XT/PR-UF PIR Rigid Insulation Board - 1200mm x 2400mm
Guide Price
Brand: Unilin (prev. Xtratherm) Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 1-3 working days
15mm Unilin Thin-r XT/PR-UF has a core of polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings. Unilin XT/PR-UF board offers excellent insulation performance with excellent thermal conductivity. Unilin XT/PR-UF is CFC & HCFC free and is manufactured under the highest stand..
Guide Price: £27.97
£33.56 inc VAT
Brand: Unilin (prev. Xtratherm) Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 1-3 working days
146mm Unilin FR/TP Thermal Ply Flat Roof Board is a high-performance composite board designed for flat roof applications. It comprises a 140mm rigid polyisocyanurate (PIR) insulation board directly bonded to a 6mm WBP grade plywood. This combination provides both high levels of thermal insulation an..
Brand: Unilin (prev. Xtratherm) Model: 1200x2400mm - 11.52m2
Delivery Time: 1-3 working days
100mm Unilin XtroLiner XO/SK board has a tongue and groove core of modified polyisocyanurate (PIR) bonded to low emissivity aluminium foil facings offering excellent insulation performance with thermal conductivity. Unilin XtroLiner XO/SK board reduces the junctions prone to thermal bridging improvi..
65mm Unilin XT/PR-UF PIR Rigid Insulation Board - 1200mm x 2400mm 65mm Unilin XT/PR-UF PIR Rigid Insulation Board - 1200mm x 2400mm
Guide Price
Brand: Unilin (prev. Xtratherm) Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 1-3 working days
65mm Unilin Thin-r XT/PR-UF has a core of polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings. Unilin XT/PR-UF board offers excellent insulation performance with excellent thermal conductivity. Unilin XT/PR-UF is CFC & HCFC free and is manufactured under the highest stand..
Guide Price: £38.23
£45.88 inc VAT
130mm Unilin FR-BGM Flat Roof Insulation Board (pack of 3)
Guide Price
Brand: Unilin (prev. Xtratherm) Model: 1200mm x 1200mm - 4.32m2
Delivery Time: 3 - 5 days
130mm Unilin FR-BGM is a a BBA certified high performance PIR insulation board that is faced with a fleece finished bitumen/glass facers and is suitable for use below partially bonded bitumen based built up roofing systems. Unilin FR-BGM is suitable to apply torch on felt directly on the insulation...
Guide Price: £150.76
£180.91 inc VAT
This product is listed in the following categories and systems (click to show).