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PIR Boards for Cavity External Walls

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.

25mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 20)

25mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 20)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£59.3971.27 inc VAT) Click to view discounts

5 or more: £58.41 (£70.09 inc VAT)
10 or more: £57.43 (£68.92 inc VAT)
20 or more: £55.98 (£67.18 inc VAT)

30mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 16)

30mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 16)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£66.0879.30 inc VAT) Click to view discounts

5 or more: £65.70 (£78.84 inc VAT)
10 or more: £64.62 (£77.54 inc VAT)
20 or more: £62.94 (£75.53 inc VAT)

40mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 12)

40mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 12)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£50.5160.61 inc VAT) Click to view discounts

5 or more: £49.68 (£59.62 inc VAT)
10 or more: £48.85 (£58.62 inc VAT)
20 or more: £47.61 (£57.13 inc VAT)

45mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 11)

45mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 11)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£79.7495.69 inc VAT) Click to view discounts

5 or more: £78.72 (£94.46 inc VAT)
10 or more: £77.41 (£92.89 inc VAT)
20 or more: £75.44 (£90.53 inc VAT)

50mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 10)

50mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 10)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£56.4567.74 inc VAT) Click to view discounts

5 or more: £55.45 (£66.54 inc VAT)
10 or more: £54.58 (£65.50 inc VAT)
20 or more: £53.04 (£63.65 inc VAT)

60mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 8)

60mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 8)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£55.3666.43 inc VAT) Click to view discounts

5 or more: £54.39 (£65.27 inc VAT)
10 or more: £53.51 (£64.21 inc VAT)
20 or more: £52.00 (£62.40 inc VAT)

70mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 6)

70mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 6)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£47.9457.53 inc VAT) Click to view discounts

5 or more: £47.32 (£56.78 inc VAT)
10 or more: £46.60 (£55.92 inc VAT)
20 or more: £45.36 (£54.43 inc VAT)

75mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 6)

75mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 6)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£51.6361.96 inc VAT) Click to view discounts

5 or more: £50.78 (£60.94 inc VAT)
10 or more: £49.94 (£59.93 inc VAT)
20 or more: £48.66 (£58.39 inc VAT)

100mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 5)

100mm Kingspan Thermawall TW50 PIR Cavity Wall Insulation Board 1200x450 (pack of 5)

Kingspan Thermawall TW50 is the cavity wall insulation comprising a high performance rigid thermoset insulation core (PIR) faced on both sides with a low emissivity composite foil facing. Thermal Conductivity 0.022 W/mK.
Kingspan

£53.6564.38 inc VAT) Click to view discounts

5 or more: £52.76 (£63.31 inc VAT)
10 or more: £51.88 (£62.26 inc VAT)
20 or more: £50.57 (£60.68 inc VAT)