External Wall Insulation
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8-15 16-20 21+ £43.44£52.13 £43.00£51.60 £42.12£50.54 
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100mm Celotex CW4100 Cavity Wall Insulation Board 1200mm x 450mm 3.24m2 Pack of 6 (3.24m2)
100mm Celotex CW4100 Cavity Wall Insulation Board is an easy to install polyisocyanurate (PIR) insulation board with excellent thermal performance, featuringĀ a low emissivity foil facing.
£43.88£52.66 Ex VATInc VAT£13.54£16.25 Per M2 Add to cart -
100mm Celotex GA4100 PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) 2.88m2
100mm Celotex GA4100 is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Celotex is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.
£25.22£30.26 Ex VATInc VAT£8.76£10.51 Per M2 Add to cart -
100mm Ecotherm Eco-Versal Rigid PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
100mmĀ Ecotherm Eco-Versal is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Ecotherm Eco-Versal is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.
£25.33£30.40 Ex VATInc VAT£8.80£10.56 Per M2 Add to cart -
100mm Isover CWS 32 Cavity Wall Slab 3.28m2 Pack
100mm Isover CWS 32 Cavity Wall Slab offers excellent thermal insulation for cavity walls, effectively reducing heat loss and boosting energy efficiency. Lightweight and easy to install, it delivers reliable, long-lasting performance.
£36.89£44.27 Ex VATInc VAT£11.25£13.50 Per m2 Add to cart -
100mm Isover CWS 36 Cavity Wall Slab 6.55m2 Pack
100mm Isover CWS 36 Cavity Wall Slab offers excellent thermal insulation for cavity walls, effectively reducing heat loss and boosting energy efficiency. Lightweight and easy to install, it delivers reliable, long-lasting performance.
£38.99£46.79 Ex VATInc VAT£5.95£7.14 Per m2 Add to cart -
100mm Jablite HP+ 70E External Wall Insulation Board 1200mm x 600mm (4ā² X 2ā²) Pack of 6
100mm Jablite HP+ 70E External Wall Insulation Board is designed to enhance thermal efficiency for external walls. It can be bonded or mechanically fixed, providing reliable insulation solution.
£48.00£57.60 Ex VATInc VAT£8.00£9.60 Per Sheet Add to cart -
100mm Kingspan Kooltherm K108 Cavity Board Insulation 1200mm x 450mm Pack of 5 (2.70m2)
100mm Kingspan Kooltherm K108 partial fill cavity wall board is a premium performance lower lambda insulation with a rigid thermoset fibre-free phenolic core. It is faced on both sides with a low emissivity composite foil facing and is used in partially filled cavity walls.
£97.86£117.43 Ex VATInc VAT£36.24£43.49 Per M2 Add to cart -
100mm Kingspan Kooltherm K112 Framing Insulation Board 2400mm x 1200mm Pack of 3 (8.64m2)
100mm Kingspan Kooltherm K112 Framing Board is a premium performance insulation with a fibre-free rigid thermoset phenolic core. It is used to insulate timber and steel framing systems with thermal conductivity of just 0.019 W/mK across all thicknesses.
£351.43£421.72 Ex VATInc VAT£40.67£48.80 Per M2 Add to cart -
100mm Kingspan Therma TP10 / TF70 / TW55 PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) Pack of 3 (8.64m2)
All three models 100mm Kingspan Therma PIR Insulation Board:
- 100mm Thermapitch TP10
- 100mm Thermafloor TF70
- 100mm Thermawall TW55
share the same high-performance PIR core and low-emissivity foil facings, offering excellent thermal efficiency and easy installation. Although labeled differently, these boards share identical technical specifications.
£106.08£127.30 Ex VATInc VAT£12.28£14.74 Per M2 Add to cart -
100mm Kingspan ThermaWall TW55 PIR Insulation Board 2400mm x 1200mm (8′ x 4′) Pack of 3
100mm Kingspan ThermaWall TW55 PIR is a top-performing thermal insulation board designed for walls. Made from polyisocyanurate (PIR), the boards feature a closed-cell foam that delivers superior thermal insulation. Typically used for timber and steel framing systems, TW55 PIR is an effective solution for enhancing the energy efficiency of buildings and minimising heat loss.
£140.00£168.00 Ex VATInc VAT£46.67£56.00 Per Sheet Add to cart -
100mm Recticel Eurothane GP PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
100mm Recticel Eurothane GP is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Recticel is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.
£25.33£30.40 Ex VATInc VAT£8.80£10.56 Per M2 Add to cart -
100mm Recticel Eurowall Partial Cavity Wall Insulation Board 1200mm x 450mm Pack of 10
£84.00£100.80 Ex VATInc VAT£8.40£10.08 Per Sheet Add to cart -
100mm Rockwool Flexi Slab Acoustic Insulation 1200mm x 600mm 4.32m2 Pack
100mm Rockwool Flexi has been designed as a multi-use, dual-purpose acoustic and thermal mineral wool insulation with a unique flexible edge along one side. Ā It is suitable for use all over the home, in pitched roof rafters, framed external walls, internal partitions, intermediate floors, separating walls and floors, and timber suspended ground floors.
£38.91£46.69 Ex VATInc VAT£9.01£10.81 Per m2 Add to cart -
110mm Celotex XR4110 PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) 2.88m2
110mm Celotex XR4110Ā is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Celotex is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.
£32.20£38.64 Ex VATInc VAT£11.18£13.42 Per M2 Add to cart -
110mm Ecotherm Eco-Versal Rigid PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
110mmĀ Ecotherm Eco-Versal is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Ecotherm Eco-Versal is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.
£32.48£38.98 Ex VATInc VAT£11.28£13.54 Per M2 Add to cart -
110mm Recticel Eurothane GP PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
110mm Recticel Eurothane GP is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Recticel is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.
£32.44£38.93 Ex VATInc VAT£11.26£13.51 Per M2 Add to cart -
110mm Unilin Thin-R PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) Pallet of 21 (60.48m2)
110mm Unilin Thin-R PIR insulation is a foil faced, high-performance insulation solution that offers exceptional thermal efficiency and durability. This polyisocyanurate insulation board, formerly known as Xtratherm, is ideal for a range of applications, such as floors, pitched roofs, and walls.
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115mm Celotex Thermaclass Cavity Wall 21 Insulation Board 1190mm x 450mm Pack of 5
115mm Celotex Thermaclass Cavity Wall 21 is a PIR T&G insulation board designed for full-fill cavity wall applications. Low-emissivity foil facing provides versatility during installation, allowing for a 10mm residual cavity.
£94.00£112.80 Ex VATInc VAT£18.80£22.56 Per Sheet Add to cart -
115mm Kingspan Kooltherm K106 Cavity Board Insulation 1200mm x 450mm Pack of 4 (2.16m2)
115mm Kingspan Kooltherm K106 Cavity Board is a premium performance insulation with a fibre-free rigid thermoset phenolic core Ā with a thermal conductivity of just 0.019 W/mK across all thicknesses.
£103.93£124.72 Ex VATInc VAT£48.12£57.74 Per M2 Add to cart -
115mm Recticel Eurowall Full Fill Cavity Wall Insulation Board 1200mm x 460mm Pack of 8
£96.44£115.73 Ex VATInc VAT£12.06£14.47 Per Sheet Add to cart -
120mm Celotex XR4120 PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) 2.88m2
120mm Celotex XR4120Ā is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Celotex is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.
£30.72£36.86 Ex VATInc VAT£10.67£12.80 Per M2 Add to cart -
120mm Ecotherm Eco-Versal Rigid PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
120mmĀ Ecotherm Eco-Versal is a polyisocyanurate (PIR) insulation core with composite aluminium foil facings on both sides. Ecotherm Eco-Versal is a multi-purpose insulation board suitable for use in pitched roofs, ceilings, floors and walls.
£30.72£36.86 Ex VATInc VAT£10.67£12.80 Per M2 Add to cart -
120mm Kingspan Kooltherm K112 Framing Insulation Board 2400mm x 1200mm Pack of 2 (5.76m2)
120mm Kingspan Kooltherm K112 Framing Board is a premium performance insulation with a fibre-free rigid thermoset phenolic core. It is used to insulate timber and steel framing systems with thermal conductivity of just 0.019 W/mK across all thicknesses.
£284.98£341.98 Ex VATInc VAT£49.48£59.38 Per M2 Add to cart -
120mm Kingspan Therma TP10 / TF70 / TW55 PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) Pack of 2 (5.76m2)
All three models 120mm Kingspan Therma PIR Insulation Board:
- 120mm Thermapitch TP10
- 120mm Thermafloor TF70
- 120mm Thermawall TW55
share the same high-performance PIR core and low-emissivity foil facings, offering excellent thermal efficiency and easy installation. Although labeled differently, these boards share identical technical specifications.
£101.18£121.42 Ex VATInc VAT£17.57£21.08 Per M2 Add to cart
