75mm Unilin XtroLiner XO/SK Sarking Warm Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 4
75mm Unilin XtroLiner XO/SK Sarking Warm Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 4
- Product Code: A1-5036
- Delivery Time: 1-3 working days
- Brand: Unilin (prev. Xtratherm) (Tech. support: 03712221055)
- Model: 1200x2400mm - 11.52m2
Our ratings on 08-10-2026:

4.8 out of 5
75mm Unilin XtroLiner XO/SK Sarking Warm Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 4
Length: 2400mm
Width: 1200mm
Thickness: 75mm
Pack Quantity: 4
Board Coverage: 2.88m2
Pack coverage: 11.52m2
Thermal Conductivity: 0.021W/mK
R-Value: 3.55m2K/W
Compressive Strength: 150kPa
75mm 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 improving the thermal performance of the roof. Unilin XtroLiner XO/SK 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
- Pitched Roof Sarking
CERTIFICATION

Brand: Unilin (prev. Xtratherm)
Model: 1200x450mm - 3.24m2
Delivery Time: 2 - 4 days
70mm 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 optiona..
Guide Price: £55.40
£66.48 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 1200x2400mm - 11.52m2
Delivery Time: 1-3 working days
100mm Unilin XtroLiner XtroDeck XO/XD board has a core of modified polyisocyanurate (PIR) bonded to low emissivity embossed aluminium foil facings. Unilin XtroLiner XtroDeck XO/XD board offers excellent insulation performance with excellent thermal conductivity.Unilin XtroLiner XtroDeck XO/XD board ..
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 1-3 working days
40mm Unilin Thin-r XT/TF has a core of polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings for use in timber framed walls. Unilin XT/TF board offers excellent insulation performance with excellent thermal conductivity. Unilin XT/TF is CFC & HCFC free and is manufactured u..
Guide Price: £23.47
£28.16 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 17.28m2
Delivery Time: 2 - 3 working days
50mm 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: £353.69
£424.43 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 1200mm x 1200mm - 4.32m2
Delivery Time: 3 - 5 days
140mm 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 or adhered boards.
..
Guide Price: £148.54
£178.25 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 7 - 10 days
106mm Unilin Safe-R 019/STP Phenolic Soffit Insulation Board is a high‑performance phenolic soffit insulation board designed for structural ceiling applications where both thermal efficiency and fire performance are critical. It combines a rigid phenolic insulation core with low‑emissivity foil..



