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Home / PIR Boards / Cavity External Walls / Xtratherm
In this category you will find all cavity external wall insulation products manufactured from PIR (polyisocyanurate) foam. Celotex, Kingspan and Xtratherm are top UK manufacturers producing top class PIR insulation boards all available in our online shop. All of our cavity wall insulation products are ISO certified and environmentally friendly containing no CFC's and HCFC's and characterised with zero ODP and low GWP. Most of the thicknesses of your PIR cavity wall insulation boards are available for immediate dispatch with 1-2 working days delivery across UK.
FILTER BRAND: Celotex, Kingspan, Xtratherm, Show all
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£30.68 (£36.82 inc VAT) Click to view discounts
5 or more: £30.18 (£36.22 inc VAT)
10 or more: £29.67 (£35.60 inc VAT)
20 or more: £28.91 (£34.69 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£33.15 (£39.78 inc VAT) Click to view discounts
5 or more: £32.60 (£39.12 inc VAT)
10 or more: £32.06 (£38.47 inc VAT)
20 or more: £31.25 (£37.50 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£40.56 (£48.67 inc VAT) Click to view discounts
5 or more: £39.89 (£47.87 inc VAT)
10 or more: £39.23 (£47.08 inc VAT)
20 or more: £38.23 (£45.88 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£36.31 (£43.57 inc VAT) Click to view discounts
5 or more: £35.72 (£42.86 inc VAT)
10 or more: £35.11 (£42.13 inc VAT)
20 or more: £34.22 (£41.06 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£45.64 (£54.77 inc VAT) Click to view discounts
5 or more: £44.90 (£53.88 inc VAT)
10 or more: £44.15 (£52.98 inc VAT)
20 or more: £43.02 (£51.62 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£40.80 (£48.96 inc VAT) Click to view discounts
5 or more: £40.13 (£48.16 inc VAT)
10 or more: £39.46 (£47.35 inc VAT)
20 or more: £38.46 (£46.15 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£46.47 (£55.76 inc VAT) Click to view discounts
5 or more: £45.71 (£54.85 inc VAT)
10 or more: £44.94 (£53.93 inc VAT)
20 or more: £43.80 (£52.56 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£40.88 (£49.06 inc VAT) Click to view discounts
5 or more: £40.20 (£48.24 inc VAT)
10 or more: £39.55 (£47.46 inc VAT)
20 or more: £38.52 (£46.22 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£39.63 (£47.56 inc VAT) Click to view discounts
5 or more: £38.97 (£46.76 inc VAT)
10 or more: £38.33 (£46.00 inc VAT)
20 or more: £37.33 (£44.80 inc VAT)
Xtratherm Thin-R XT/CW is a cavity board providing high levels of thermal insulation when building external walls whilst maintaining a residual cavity to prevent moisture penetration. Contains low emissivity foil facings. Thermal Conductivity – 0.022W/mK
£34.37 (£41.24 inc VAT) Click to view discounts
5 or more: £33.81 (£40.57 inc VAT)
10 or more: £33.23 (£39.88 inc VAT)
20 or more: £32.41 (£38.89 inc VAT)
Registered office:
UNIT 209 The Lansbury Estate, 102 Lower Guildford Road, Knaphill, Woking, Surrey, GU21 2EP
Registered in England No: 8564419 VAT registration number: 265 7551 76
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