Menu
Menu
Your Cart

100mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)

100mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
100mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
100mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
100mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
100mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)
  • Product Code: A1-5009
  • Delivery Time: 2 - 3 working days
  • Brand: Unilin (prev. Xtratherm)
  • Model and Size: 2400x1200mm - 11.52m2
Our ratings on 12-11-2025:
Google My Business Reviews
4.8 out of 5
Show other thicknesses

100mm Unilin Safe-R SR/UF Phenolic Underfloor Insulation Board (pack of 4)

Length: 2400mm
Width: 1200mm
Thickness: 100mm
Pack Quantity: 4
Board Coverage: 2.88m2
Pack Coverage: 11.52m2
Thermal Conductivity: 0.020W/mK
R-Value: 5m2K/W
Compressive Strength: 120kPa
Fire Rating (Reaction to Fire): D(Class 3)

100mm 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 100mm 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
    92.5mm Unilin Safe-R SR/TB (80mm Phenolic Core and 12.5mm Plasterboard) - Dot and Dab (pack of 4) 92.5mm Unilin Safe-R SR/TB (80mm Phenolic Core and 12.5mm Plasterboard) - Dot and Dab (pack of 4)
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model and Size: 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
    Get Best Price
    Brand: Unilin (prev. Xtratherm) Model and Size: 2400mm x 1200mm - 2.88m2
    Delivery Time: 1-3 working days
    106mm Unilin FR/TP Thermal Ply Flat Roof Board is a high-performance composite board designed for flat roof applications. It comprises a 100mm rigid polyisocyanurate (PIR) insulation board directly bonded to a 6mm WBP grade plywood. This combination provides both high levels of thermal insulation an..
    Get Best Price
    72.5mm Unilin Safe-R SR/TB-MF (60mm Phenolic Core and 12.5mm Plasterboard) -  Mechanical Fixing (pack of 5) 72.5mm Unilin Safe-R SR/TB-MF (60mm Phenolic Core and 12.5mm Plasterboard) -  Mechanical Fixing (pack of 5)
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model and Size: 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
    Get Best Price
    57.5mm Unilin Thin-R Thermal Liner XT/TL-MF - Mech Fix (45mm PIR Insulation bonded to 12.5mm Plasterboard) 57.5mm Unilin Thin-R Thermal Liner XT/TL-MF - Mech Fix (45mm PIR Insulation bonded to 12.5mm Plasterboard)
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model and Size: 1200mm x 2400mm - 2.88m2
    Delivery Time: 1-3 working days
    57.5mm Unilin Thin-R Thermal Liner XT/TL-MF is a composite insulated panel of 45mm 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: £46.64
    £55.97 inc VAT
    Get Best Price
    30mm Unilin FR/MG Flat Roof Board - pack of 14 30mm Unilin FR/MG Flat Roof Board - pack of 14
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model and Size: 1200mm x 1200mm - 20.16m2
    Delivery Time: 3 - 5 days
    30mm 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: £190.62
    £228.74 inc VAT
    Get Best Price
    Brand: Unilin (prev. Xtratherm) Model and Size: 2400x1200mm - 34.56m2
    Delivery Time: 1-3 working days
    25mm 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..
    Get Best Price
    This product is listed in the following categories and systems (click to show).