110mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board (pack of 3)
110mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board (pack of 3)
- Product Code: A1-4956
- Delivery Time: 1-3 working days
- Brand: Unilin (prev. Xtratherm) (Tech. support: 03712221055)
- Model: 2400x1200mm - 8.64m2
- Weight: 30.41kg
Our ratings on 27-01-2026:
4.8 out of 5
110mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board (pack of 3)
Length: 2400mm
Width: 1200mm
Thickness: 110mm
Pack Quantity: 3
Board Coverage: 2.88m2
Pack Coverage: 8.64m2
Density: 32kg/m3
Weight/m2: 3.52kg
Weight: 30.41kg
Thermal Conductivity: 0.022W/mK
R-Value: 5m2K/W
Compressive Strength: 150kPa
Fire Rating (Reaction to Fire): E
110mm 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 110mm 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
37.5mm Unilin XT/TL Thermal Liner Dot and Dab Insulated Plasterboard is a high performance rigid insulation board made from 25mm Unilin PIR core faced with composite kraft paper bonded to 12.5mm plasterboard, specially designed for internal walls dry lining and insulation, due to its closed cell com..
Guide Price: £36.90
£44.28 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 11.52m2
Delivery Time: 7 - 10 days
80mm 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: 1200x2400mm - 5.76m2
Delivery Time: 1-3 working days
150mm 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: 1250x600mm - 6m2
Delivery Time: 2 - 3 working days
50mm Unilin XPS 500 is an extremely durable heavy duty thermal insulation board made of extruded polystyrene offering exceptional thermal performance and versatility. It is a lightweight board that is able to withstand extreme loads. It has a rebated edge.CHARACTERISTICSExtremely strong,Compressive ..
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..
Brand: Unilin (prev. Xtratherm)
Model: 1200x450mm - 4.86m2
Delivery Time: 2 - 4 days
50mm 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: £54.81
£65.77 inc VAT