80mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board (pack of 4)
80mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board (pack of 4)
- Product Code: A1-4953
- Delivery Time: 1-3 working days
- Brand: Unilin (prev. Xtratherm) (Tech. support: 03712221055)
- Model: 2400x1200mm - 11.52m2
- Weight: 29.50kg
Our ratings on 22-05-2026:
4.8 out of 5
80mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board (pack of 4)
Length: 2400mm
Width: 1200mm
Thickness: 80mm
Pack Quantity: 4
Board Coverage: 2.88m2
Pack Coverage: 11.52m2
Density: 32kg/m3
Weight/m2: 2.56kg
Weight: 29.5kg
Thermal Conductivity: 0.022W/mK
R-Value: 3.64m2K/W
Compressive Strength: 150kPa
Fire Rating (Reaction to Fire): E
80mm 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 FR/ALU high thermal performance boards are compatible with mechanically fixed single ply systems and loose laid ballasted systems. This board i not suitable for applications with built-up bitumen based roofing or mastic asphalt systems.
Note: This board was formerly known as 80mm Xtratherm Thin-R FR/ALU Flat Roof PIR Insulation Board
APPLICATION
- Flat roofs
CHARACTERISTICS
- Superior performance PIR foam core,
- Can be readily cut using a sharp knife or fine toothed saw,
- Vapour-tight aluminium facings on both sides,
- Effective thermal performance,
- Limits the risk of condensation,
- For new build or refurbishment,
- Will have life as long as the roof waterproof covering,
- Rot proof and will remain effective for the life span of the building.
CERTIFICATION

Brand: Unilin (prev. Xtratherm)
Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 1-3 working days
62.5mm Unilin Thin-R Thermal Liner XT/TL-MF is a composite insulated panel of 25mm Unilin PIR core with foil faces bonded to 12.5mm tapered edge plasterboard for mechanically fixing to internal walls. Unilin XT/TL-MF is designed to provide high levels of thermal insulation and dry lining in one oper..
Guide Price: £53.30
£63.96 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 8.64m2
Delivery Time: 7 - 10 days
125mm 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: 2400mm x 1200mm - 8.64m2
Delivery Time: 7 - 10 days
110mm 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: 2400x1200mm - 5.76m2
Delivery Time: 1-3 working days
150mm 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: 1200mm x 2400mm - 2.88m2
Delivery Time: 1-3 working days
77.5mm Unilin Thin-R Thermal Liner XT/TL-MF is a composite insulated panel of 65mm Unilin PIR core with foil faces bonded to 12.5mm tapered edge plasterboard for mechanically fixing to internal walls. Unilin XT/TL-MF is designed to provide high levels of thermal insulation and dry lining in one oper..
Guide Price: £64.87
£77.84 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 5.76m2
Delivery Time: 7 - 10 days
140mm 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..