80mm Unilin XtroLiner XO/UF Underfloor PIR Insulation Board - 1200mm x 2400mm - Pack of 4
80mm Unilin XtroLiner XO/UF Underfloor PIR Insulation Board - 1200mm x 2400mm - Pack of 4
- Product Code: A1-5027
- Delivery Time: 1-3 working days
- Brand: Unilin (prev. Xtratherm) (Tech. support: 03712221055)
- Model: 1200x2400mm - 11.52m2
Our ratings on 21-08-2026:

4.8 out of 5
80mm Unilin XtroLiner XO/UF Underfloor PIR Insulation Board - 1200mm x 2400mm - Pack of 4
Length: 2400mm
Width: 1200mm
Thickness: 80mm
Pack Quantity: 4
Board Coverage: 2.88m2
Pack coverage: 11.52m2
Thermal Conductivity: 0.021W/mK
R-Value: 3.8m2K/W
Compressive Strength: 150kPa
80mm Unilin XtroLiner XO/UF board has a core of modified polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings and prevents downward heat loss through floors. Unilin XtroLiner XO/UF board offers excellent insulation performance with excellent thermal conductivity. Unilin XtroLiner XO/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,
- Non-deleterious material,
- Suitable for new build and refurbishment,
- Suitable for Underfloor Heating,
- Manufactured with zero ODP blowing agent,
- Reduces Thermal Bridging,
- Reaction to fire: Euroclass C s2 d0,
- Closed cell structure – moisture resistant
APPLICATION
- Floor
- Underfloor heating
CERTIFICATION

Brand: Unilin (prev. Xtratherm)
Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 1-3 working days
84.5mm Unilin XT/TL Thermal Liner Dot and Dab Insulated Plasterboard is a high performance rigid insulation board made from 75mm Unilin PIR core faced with composite kraft paper bonded to 9.5mm plasterboard, specially designed for internal walls dry lining and insulation, due to its closed cell comp..
Guide Price: £57.84
£69.41 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 1200x2400mm - 11.52m2
Delivery Time: 1-3 working days
75mm Unilin XtroLiner XO/UF board has a core of modified polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings and prevents downward heat loss through floors. Unilin XtroLiner XO/UF board offers excellent insulation performance with excellent thermal conductivity. Unil..
Brand: Unilin (prev. Xtratherm)
Model: 1200x2400mm - 11.52m2
Delivery Time: 1-3 working days
100mm Unilin ECO360 MA Pitched Roof PIR Insulation board has a bio-enhanced, halogen free core of modified polyisocyanurate (PIR) pitched roof insulation bonded to textured low emissivity foil facings. Unilin ECO360 MA board offers excellent insulation performance with excellent thermal co..
Brand: Unilin (prev. Xtratherm)
Model: 1200mm x 1200mm - 10.08m2
Delivery Time: 3 - 5 days
70mm 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: £195.04
£234.05 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 8.64m2
Delivery Time: 7 - 10 days
110mm Unilin Safe-R 019/MA (Floors) is a high‑performance phenolic floor insulation board designed to deliver excellent thermal efficiency with minimal thickness. It is commonly used below screeds, timber floors and concrete slabs where achieving low U‑values is essential without increasing floor bu..
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 11.52m2
Delivery Time: 7 - 10 days
90mm 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 ..









