25mm Unilin XT/PR-UF PIR Rigid Insulation Board - 1200mm x 2400mm
Guide Price
25mm Unilin XT/PR-UF PIR Rigid Insulation Board - 1200mm x 2400mm
Guide Price: £18.15 (£21.78 inc VAT)
Price per m2: £6.30/m2 (£7.56 inc VAT)
- Product Code: A1-5249
- Delivery Time: 1-3 working days
- Brand: Unilin (prev. Xtratherm) (Tech. support: 03712221055)
- Model: 2400mm x 1200mm - 2.88m2
Our ratings on 22-05-2026:
4.8 out of 5
25mm Unilin XT/PR-UF PIR Rigid Insulation Board - 1200mm x 2400mm
Length: 2400mm
Width: 1200mm
Thickness: 25mm
Board Coverage: 2.88m2
Board Coverage: 2.88m2
Thermal Conductivity: 0.022W/mK
R-Value: 1.15m2K/W
Compressive Strength: 150kPa
Surface Spread of Flame: Class 1
25mm 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 standards of ISO 9001 and 14001 Quality and Environmental Management Systems.
CHARACTERISTICS
- High Thermal Performance Rigid Insulation,
- Easy to Install,
- Suitable for new build and refurbishment,
- Manufactured with zero ODP blowing agent,
- Reduces Thermal Bridging,
- Closed cell structure – moisture resistant
APPLICATION
- Pitched roof
- Ventilated roof
- Warm roof
- Above and between rafters
- Under rafters, above ceilings
CERTIFICATION

Brand: Unilin (prev. Xtratherm)
Model: 2400x1200mm - 11.52m2
Delivery Time: 1-3 working days
100mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board is a flat roof insulation with enhanced vapour resistant performance. Unilin Thin-R FR/ALU board is faced with low emissivity aluminium facings both sides. Rot proof and will remain effective for the life span of the building. Unilin Thin-R F..
Brand: Unilin (prev. Xtratherm)
Model: 2400x1200 - 17.28m2
Delivery Time: 2 - 3 working days
62.5mm Unilin Safe-R SR/TB is a composite insulated panel of of 50mm Unilin Phenolic core with a glass tissue facing, bonded to a 12.5mm tapered edge plasterboard for internal applications. Unilin Safe-R SR/TB composite insulation board is fixed with dot & dab adhesive bonding. It is designed to..
Guide Price: £484.14
£580.97 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 1200mm x 1200mm - 14.4m2
Delivery Time: 3 - 5 days
50mm Unilin FR/MG is a high performance PIR core with mineral coated glass facers suitable for use below single ply waterproofing systems and partially bonded built-up felt. It is compatible with adhesively bonded single ply roofing membranes laid on mechanically fixed ..
Guide Price: £181.49
£217.79 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 5.76m2
Delivery Time: 7 - 10 days
160mm Unilin Safe-R 019/MA (Soffit) Phenolic Insulation Board is a high‑performance phenolic insulation board designed for use on the underside of structural ceilings in both commercial and residential buildings. It delivers strong thermal efficiency and reliable fire performance, making it a robust..
Brand: Unilin (prev. Xtratherm)
Model: 1200x450mm - 2.16m2
Delivery Time: 2 - 4 days
100mm Unilin ThinR XT/CW Partial Fill Cavity Wall Insulation Board is a PIR insulation board with a high thermal performance whilst maintaining a residual cavity in the external walls. This board achieves high standards of insulation with a certified thermal conductivity of 0.022W/mK with the option..
Guide Price: £41.59
£49.91 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400x1200mm - 2.88m2
Delivery Time: 2 - 3 working days
81mm Unilin Safe-R SR/STP Phenolic Soffit Plus Board (75mm Phenolic + 6mm Building Panel) is a superior performance ceiling insulation board with enhanced fire performance, consisting of an Euroclass B s1 d0 phenolic foam core with negligible smoke obscuration. Unilin Safe-R SR/STP phenolic core is ..