80mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
80mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
- Product Code: A1-5008
- Delivery Time: 2 - 3 working days
- Brand: Unilin (prev. Xtratherm) (Tech. support: 03712221055)
- Model: 2400x1200mm - 11.52m2
Our ratings on 17-04-2026:
4.8 out of 5
80mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (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: 120kPa
Fire Rating (Reaction to Fire): D(Class 3)
80mm Unilin Safe-R SR/UF Phenolic foam is a superior performance rigid underfloor insulation with enhanced fire performance, consisting of an Euroclass D s1 d0 phenolic foam core with negligible smoke obscuration. Unilin Safe-R SR/UF is faced with low emissivity aluminium facings both sides, and has a thermal conductivity as low as 0.02W/mK.
Note: this product was formerly known as 80mm Xtratherm Safe-R SR/UF Phenolic Underfloor Insulation Board
APPLICATION
- Underfloor
CHARACTERISTICS
- Superior performance phenolic foam,
- Provides the most efficient U-values with minimal thickness,
- Effective thermal and fire performance,
- Low smoke obscuration,
- For new build or refurbishment,
- Rot proof and will remain effective for the life span of the building,
- Can be readily cut using a sharp knife or fine toothed saw
CERTIFICATION

- EN ISO 9001 - Quality Management Systems
- EN ISO 14001 - Environmental Management Systems
- ISO 45001 - Occupational Health & Safety Management System
- BBA approved
Brand: Unilin (prev. Xtratherm)
Model: 1200x600mm - 1.44m2
Delivery Time: 1-3 working days
100mm Unilin Stonewool SW/RS Insulation Slab is a non-combustible Euroclass A1 stone wool insulation used as ventilated rainscreen façade and framing applications and curtain walling. Unilin Stonewool SW/RS insulation provides a uniform, high density solution providing resilience during the bui..
Brand: Unilin (prev. Xtratherm)
Model: 2400x1200 - 11.52m2
Delivery Time: 2 - 3 working days
112.5mm Unilin Safe-R SR/TB is a composite insulated panel of of 100mm 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 ..
Guide Price: £542.96
£651.55 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400x1200 - 34.56m2
Delivery Time: 2 - 3 working days
37.5mm Unilin Safe-R SR/TB-MF is a composite insulated panel of 25mm Phenolic core with a composite foil facing bonded to a 12.5mm tapered edge plasterboard for internal applications, mechanically fixed. Unilin Safe-R SR/TB-MF is designed to provide high levels of thermal insulation and dry lining i..
Guide Price: £731.58
£877.90 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: 2400x1200 - 11.52m2
Delivery Time: 2 - 3 working days
92.5mm Unilin Safe-R SR/TB is a composite insulated panel of of 80mm 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: £461.66
£553.99 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 2400mm x 1200mm - 2.88m2
Delivery Time: 1-3 working days
126mm Unilin FR/TP Thermal Ply Flat Roof Board is a high-performance composite board designed for flat roof applications. It comprises a 120mm rigid polyisocyanurate (PIR) insulation board directly bonded to a 6mm WBP grade plywood. This combination provides both high levels of thermal insulation an..