Menu
Menu
Your Cart

80mm Unilin Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 4)

80mm Unilin Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 4)
80mm Unilin Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 4)
80mm Unilin Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 4)
80mm Unilin Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 4)
80mm Unilin Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 4)
Our ratings on 06-01-2026:
Google My Business Reviews
4.8 out of 5
Show other thicknesses

80mm Unilin Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 4)

Length: 1200mm
Width: 450mm
Thickness: 80mm
Pack Quantity: 4
Board Coverage: 0.54m2
Pack Coverage: 2.16m2
Thermal Conductivity: 0.020W/mK
R-Value: 3.8m2K/W
Compressive Strength: 100kPa
Fire Rating (Reaction to Fire): B(Class 0)

80mm Unilin Safe-R SR/CW Phenolic Foam Insulation Board is a superior performance rigid partial fill cavity insulation board with enhanced fire performance, consisting of an Euroclass D-s1, d0 phenolic foam core with negligible smoke obscuration. Unilin Safe-R SR/CW is faced with low emissivity aluminium facings both sides, and has a thermal conductivity as low as 0.020W/mK.

Note: This product was formerly known as 80mm Xtratherm Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board

APPLICATION
  • For partial fill cavity insulation
CHARACTERISTICS
  • Superior performance phenolic foam,
  • Provides the most efficient U-values with minimal thickness,
  • Effective thermal and fire performance,
  • Low smoke obscuration,
  • Low risk fire rating - Euroclass D-s1, d0,
  • 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

    70mm Unilin Thin-R XT/CW Partial Fill Cavity Insulation Board (pack of 6) 70mm Unilin Thin-R XT/CW Partial Fill Cavity Insulation Board (pack of 6)
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model: 1200x450mm - 3.24m2
    Delivery Time: 2 - 4 days
    70mm 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: £48.54
    £58.25 inc VAT
    75mm Unilin Safe-R SR/PR Phenolic Insulation Board (pack of 4) - Pitched Roof Insulation - 2400mm x 1200mm 75mm Unilin Safe-R SR/PR Phenolic Insulation Board (pack of 4) - Pitched Roof Insulation - 2400mm x 1200mm
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model: 2400mm x 1200mm - 11.52m2
    Delivery Time: 2 - 3 working days
    75mm Unilin Safe-R SR/PR Phenolic Foam Insulation Board is a superior performance rigid insulation for pitched roofs with enhanced fire performance, consisting of a Class O phenolic foam core with negligible smoke obscuration. Safe-R is faced with low emissivity aluminium facings both sides, and has..
    Guide Price: £349.38
    £419.26 inc VAT
    40mm Unilin XT/TF PIR Rigid Insulation Board - Timber Framed Walls - 1200mm x 2400mm 40mm Unilin XT/TF PIR Rigid Insulation Board - Timber Framed Walls - 1200mm x 2400mm
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model: 2400mm x 1200mm - 2.88m2
    Delivery Time: 1-3 working days
    40mm Unilin Thin-r XT/TF has a core of polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings for use in timber framed walls. Unilin XT/TF board offers excellent insulation performance with excellent thermal conductivity. Unilin XT/TF is CFC & HCFC free and is manuf..
    Guide Price: £20.83
    £25.00 inc VAT
    Brand: Unilin (prev. Xtratherm) Model: 2400x1200mm - 5.76m2
    Delivery Time: 1-3 working days
    140mm 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..
    110mm Unilin FR/MG Flat Roof Board - pack of 4 110mm Unilin FR/MG Flat Roof Board - pack of 4
    Guide Price
    Brand: Unilin (prev. Xtratherm) Model: 1200mm x 1200mm - 5.76m2
    Delivery Time: 3 - 5 days
    110mm 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: £134.70
    £161.64 inc VAT
    Brand: Unilin (prev. Xtratherm) Model: 2400x1200mm - 2.88m2
    Delivery Time: 2 - 3 working days
    106mm Unilin Safe-R SR/STP Phenolic Soffit Plus Board (100mm Phenolic + 6mm Building Panel) is a superior performance ceiling insulation board with enhanced fire performance, consisting of an Euroclass B s1 d0 phenolic foam core with negligible smoke obscuration. Unilin Safe-R SR/STP phenolic core i..
    This product is listed in the following categories and systems (click to show).