Menu
Menu
Your Cart

50mm Xtratherm Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 6)

50mm Xtratherm Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 6)
50mm Xtratherm Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 6)
  • Product Code: A1-4575
  • Delivery Time: 2 - 3 working days
  • Brand: Xtratherm
  • (Tech. support: 03712221055)
  • Model and Size: 1200x450mm - 3.24m2
  • Weight: 7.29kg
Our ratings on 09-06-2025:
Google My Business Reviews
4.8 out of 5
Show other thicknesses

50mm Xtratherm Safe-R SR/CW Phenolic Partial Fill Cavity Insulation Board (pack of 6)

Width: 450mm
Length: 1200mm
Pack Coverage: 3.24m2
Pack Quantity: 6
Density: 45kg/m3
Weight/m2: 2.25kg
Weight: 7.29kg
Thermal Conductivity: 0.020W/mK
R-Value: 2.5m2K/W
Compressive Strength: 125kPa
Fire Rating (Reaction to Fire): B(Class 0)

50mm Xtratherm Safe-R SR/CW Phenolic foam board is a superior performance rigid partial fill cavity insulation board with enhanced fire performance, consisting of a Class O phenolic foam core with negligible smoke obscuration. Safe-R SR/CW is faced with low emissivity aluminium facings both sides, and has a thermal conductivity as low as 0.02W/mK.

APPLICATION
  • Designed for use 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 - Class 0,
  • 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
  • Manufactured under a quality system approved to EN ISO 9001:2000 (Quality Management Systems)
  • Manufactured under an environmental system approved to EN ISO 14001:2004 (Environmental Management Systems)
  • Is manufactured without the use of CFC's or HCFC's and has Zero Ozone Depletion Potential
  • BBA approved
    52.5mm Xtratherm Thin-R Thermal Liner XT/TL-MF - Mech Fix (40mm PIR Insulation bonded to 12.5mm Plasterboard)
    Guide Price
    Brand: Xtratherm Model and Size: 1200x2400 - 2.88m2
    Delivery Time: 1-3 working days
    52.5mm Xtratherm Thin-R Thermal Liner XT/TL-MF is a composite insulated panel of 40mm Xtratherm Polyiso (PIR) core with foil faces bonded to 12.5mm tapered edge plasterboard for mechanically fixing to internal walls. XT/TL-MF is designed to provide high levels of thermal insulation and dry lining in..
    Guide Price: £42.49
    £50.99 inc VAT
    Get Best Price
    112.5mm Xtratherm XT/TL Thermal Liner Dot and Dab (100mm PIR Insulation bonded to 12.5mm Plasterboard)
    Guide Price
    Brand: Xtratherm Model and Size: 1200x2400mm - 2.88m2
    Delivery Time: 1-3 working days
    112.5mm Xtratherm XT/TL Thermal Liner Dot and Dab Insulated Plasterboard is a high performance rigid insulation board made from 15mm Xtratherm 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 c..
    Guide Price: £66.59
    £79.91 inc VAT
    Get Best Price
    30mm Xtratherm PIR Rigid Insulation Board
    Guide Price
    Brand: Xtratherm Model and Size: Thin-R - 2400 x 1200 - 2.88m2
    Delivery Time: 1-3 working days
    30mm Xtratherm Thin-r is a foil faced Polyisocyanurate (PIR) insulation board formed by a blowing process which generates rigid foam composed of fine cells filled with Pentane blowing agent trapped within the foam. Pentane has very good insulating properties and gives Thin-r superb insulating capabi..
    Guide Price: £19.22
    £23.06 inc VAT
    Get Best Price
    57.5mm Xtratherm Thin-R Thermal Liner XT/TL-MF - Mech Fix (45mm PIR Insulation bonded to 12.5mm Plasterboard)
    Guide Price
    Brand: Xtratherm Model and Size: 1200x2400 - 2.88m2
    Delivery Time: 1-3 working days
    57.5mm Xtratherm Thin-R Thermal Liner XT/TL-MF is a composite insulated panel of 45mm Xtratherm Polyiso (PIR) core with foil faces bonded to 12.5mm tapered edge plasterboard for mechanically fixing to internal walls. XT/TL-MF is designed to provide high levels of thermal insulation and dry lining in..
    Guide Price: £46.64
    £55.97 inc VAT
    Get Best Price
    37.5mm Xtratherm Safe-R Thermal Liner SR/TB-MF (25mm Phenolic Core and 12.5mm Plasterboard) -  Mechanical Fixing (pack of 12)
    Guide Price
    Brand: Xtratherm Model and Size: 2400x1200 - 34.56m2
    Delivery Time: 2 - 3 working days
    37.5mm Xtratherm Safe-R Thermal Liner SR/TB-MF is a composite insulated panel of Xtratherm 25mm Phenolic core with a composite tissue facing bonded to a 12.5mm tapered edge plasterboard for internal applications, mechanical fixed. Xtratherm Safe-R Thermal Liner SR/TB-MF is designed to provide high l..
    Guide Price: £731.58
    £877.90 inc VAT
    Get Best Price
    Brand: Xtratherm Model and Size: 2400x1200mm - 11.52m2
    Delivery Time: 2 - 3 working days
    80mm Xtratherm Safe-R SR/RS Phenolic foam is a superior performance rigid insulation rainscreen cladding board with enhanced fire performance, consisting of a Class O phenolic foam core with negligible smoke obscuration. Safe-R SR/RS is faced with low emissivity aluminium facings both sides, and has..
    Get Best Price
    This product is listed in the following categories and systems (click to show).