90mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
90mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
- Product Code: A1-6865
- Delivery Time: 2 - 3 working days
- Brand: Unilin (prev. Xtratherm) (Tech. support: 03712221055)
- Model: 2400x1200mm - 11.52m2
Our ratings on 14-07-2026:

4.8 out of 5
Hide other thicknesses
90mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
Length: 2400mm
Width: 1200mm
Thickness: 90mm
Pack Quantity: 4
Board Coverage: 2.88m2
Pack Coverage: 11.52m2
Thermal Conductivity: 0.021W/mK
R-Value: 4.3m2K/W
Compressive Strength: 120kPa
Fire Rating (Reaction to Fire): D(Class 3)
90mm 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.
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: 2400mm x 1200mm - 2.88m2
Delivery Time: 1-3 working days
99mm Unilin Plydeck Flat Roof Board is a high-performance composite board designed for flat roof applications. It comprises a 90mm rigid polyisocyanurate (PIR) insulation board directly bonded to a 9mm OSB board. This combination provides both high levels of thermal insulation and a robust decking s..
Brand: Unilin (prev. Xtratherm)
Model: 2400x1200 - 14.40m2
Delivery Time: 2 - 3 working days
72.5mm Unilin Safe-R SR/TB-MF is a composite insulated panel of 60mm 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: £488.98
£586.78 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 1200mm x 1200mm - 4.32m2
Delivery Time: 3 - 5 days
130mm 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 ..
Guide Price: £139.45
£167.34 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 1200x2400mm - 3.78m2
Delivery Time: 1-3 working days
60mm Unilin XtroLiner XO/CW 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/CW board reduces the junctions prone to thermal bridging imp..
Brand: Unilin (prev. Xtratherm)
Model: 2400x1200 - 11.52m2
Delivery Time: 2 - 3 working days
92.5mm Unilin Safe-R SR/TB-MF is a composite insulated panel of 80mm 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: £495.03
£594.04 inc VAT
Brand: Unilin (prev. Xtratherm)
Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 1-3 working days
74.5mm Unilin XT/TL Thermal Liner Dot and Dab Insulated Plasterboard is a high performance rigid insulation board made from 65mm 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: £70.58
£84.70 inc VAT








