Our specialist stores
Our specialist stores
Wall Insulation
Search our extensive range to find the high-quality wall insulation you need to minimise rising energy bills while also making your home a much more comfortable place to live all year round.
Effective home insulation can help you save hundreds of pounds on heating bills every year. This means it wonāt take long to start profiting from your investment.
But what is the best insulation for walls around your particular home? How do you choose?
Reach out to our friendly and supportive team on 0203 318 7316Ā for an expert recommendation. Or check out our essential insulation guide here:
Read more about Wall Insulation.
Wall Insulation Range
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60mm Kingspan Kooltherm K5 External Wall Insulation Board 1200mm x 600mm Pack of 8 (5.76m2)
60mm Kingspan Kooltherm K5 External Wall Board is a premium performance insulation with a fibre-free rigid thermoset phenolic core used as external insulation for masonry walls.
£143.98£172.78 Ex VATInc VAT£25.00£30.00 Per M2 Add to cart -
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1-16 17+ £65.06£78.07 £63.76£76.51 
60mm Mannok PIR Insulated Plasterboard 1200mm x 2400mm + 12.5mm P/B 2.88m2
Mannok Therm Laminate-Kraft / MLK PIR 60mm + 12.5mm PIR Insulated plasterboard is a high performance, fibre-free insulated board. Mannok Therm Laminate-Kraft / MLK PIR has a kraft paper facing on one side and plasterboard bonded to the other side.
£65.06£78.07 Ex VATInc VAT£22.59£27.11 Per M2 Add to cart -
60mm Recticel Eurothane GP PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
60mm 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.
£26.80£32.16 Ex VATInc VAT£9.31£11.17 Per M2 Add to cart -
60mm Recticel Eurowall Partial Cavity Wall Insulation Board 1200mm x 450mm Pack of 16 (8.64m2)
60mm Recticel Eurowall offers rigid great performance insulation boards designed for partial cavity walls. They lock in warmth and boost energy efficiency with ease.
£127.17£152.60 Ex VATInc VAT£14.72£17.66 Per M2 Add to cart -
62.5mm Kingspan Kooltherm K118 Insulated Plasterboard 2400mm x 1200mm Pack of 12 (34.56m2)
50mm + 12.5mm Kingspan Kooltherm K118 Insulated Plasterboard is a premium performance insulation with a fibre-free rigid thermoset phenolic core. It is an insulated plasterboard for mechanically fixed and adhesively bonded insulated dry-lining th a thermal conductivity of just 0.019 W/mK across all thicknesses.
£1,017.92£1,221.50 Ex VATInc VAT£29.45£35.34 Per M2 Add to cart -
62.5mm Recticel Eurothane PL Insulated Plasterboard 2400mm x 1200mm (8ā² x 4ā²) 2.88m2
62.5mm Recticel Eurothane PL pairs high-performance insulation with plasterboard, making homes warmer with a sleek, easy-fit design.
£57.24£68.69 Ex VATInc VAT£19.88£23.86 Per M2 Add to cart -
70mm Celotex GA4070 PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) 2.88m2
70mm Celotex GA4070Ā 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.
£30.13£36.16 Ex VATInc VAT£10.46£12.55 Per M2 Add to cart -
70mm Ecotherm Eco-Versal PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
70mmĀ 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.
£32.68£39.22 Ex VATInc VAT£11.35£13.62 Per M2 Add to cart -
70mm Jablite HP+ 70E External Wall Insulation Board 1200mm x 600mm (4ā² X 2ā²) Pack of 8 (5.76m2)
70mm 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.
£51.08£61.30 Ex VATInc VAT£8.87£10.64 Per M2 Add to cart -
70mm Kingspan Kooltherm K112 Framing Insulation Board 2400mm x 1200mm Pack of 4 (11.52m2)
70mm 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.
£395.96£475.15 Ex VATInc VAT£34.37£41.24 Per M2 Add to cart -
70mm Kingspan Kooltherm K5 External Wall Insulation Board 1200mm x 600mm Pack of 6 (4.32m2)
70mm Kingspan Kooltherm K5 External Wall Board is a premium performance insulation with a fibre-free rigid thermoset phenolic core used as external insulation for masonry walls.
£122.09£146.51 Ex VATInc VAT£28.26£33.91 Per M2 Add to cart -
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1-14 15+ £86.82£104.18 £85.08£102.10 70mm Mannok PIR Insulated Plasterboard 1200mm x 2400mm + 12.5mm P/B 2.88m2
Mannok Therm Laminate-Kraft / MLK PIR 70mm + 12.5mm PIR Insulated plasterboard is a high performance, fibre-free insulated board. Mannok Therm Laminate-Kraft / MLK PIR has a kraft paper facing on one side and plasterboard bonded to the other side.
£86.82£104.18 Ex VATInc VAT£30.15£36.18 Per M2 Add to cart -
70mm Recticel Eurothane GP PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
70mm 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.
£30.17£36.20 Ex VATInc VAT£10.48£12.58 Per M2 Add to cart -
70mm Recticel Eurowall Partial Cavity Wall Insulation Board 1200mm x 450mm Pack of 14 (7.56m2)
70mm Recticel Eurowall Partial Cavity is an advanced thermal insulation panel tailored for use in cavity wall systems, delivering exceptional energy efficiency and robust performance.
£147.43£176.92 Ex VATInc VAT£19.50£23.40 Per M2 Add to cart -
72.5mm Kingspan Kooltherm K118 Insulated Plasterboard 2400mm x 1200mm Pack of 11 (31.68m2)
60mm + 12.5mm Kingspan Kooltherm K118 Insulated Plasterboard is a premium performance insulation with a fibre-free rigid thermoset phenolic core. It is an insulated plasterboard for mechanically fixed and adhesively bonded insulated dry-lining th a thermal conductivity of just 0.019 W/mK across all thicknesses.
£980.44£1,176.53 Ex VATInc VAT£30.95£37.14 Per M2 Add to cart -
72.5mm Recticel Eurothane PL Insulated Plasterboard 2400mm x 1200mm (8ā² x 4ā²) 2.88m2
72.5mm Recticel Eurothane PL pairs high-performance insulation with plasterboard, making homes warmer with a sleek, easy-fit design.
£65.11£78.13 Ex VATInc VAT£22.61£27.13 Per M2 Add to cart -
75mm Celotex CW4075 Cavity Wall Insulation Board 1200mm x 450mm 4.32m2 Pack of 8 (4.32m2)
75mm Celotex CW4075 Cavity Wall Insulation Board is an easy to install polyisocyanurate (PIR) insulation board with excellent thermal performance, featuring a low emissivity foil facing.
£61.19£73.43 Ex VATInc VAT£14.16£16.99 Per M2 Add to cart -
75mm Celotex GA4075 PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) 2.88m2
75mm Celotex GA4075Ā 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.
£29.46£35.35 Ex VATInc VAT£10.23£12.28 Per M2 Add to cart -
75mm Ecotherm Eco-Versal Rigid PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
75mmĀ 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.
£33.46£40.15 Ex VATInc VAT£11.62£13.94 Per M2 Add to cart -
75mm Expanded Polystyrene EPS100 Insulation Board 2400mm x 1200mm (8ā² x 4ā²) Pack of 32 (92.16m2)
75mm EPS100, often known as Expanded Polystyrene, is a lightweight foam product produced from tiny polystyrene beads. Due to its high thermal value and simplicity of usage, it is commonly used as one of the most favoured insulation materials in construction.
£582.27£698.72 Ex VATInc VAT£6.32£7.58 Per M2 Add to cart -
75mm Expanded Polystyrene EPS150 Floor Insulation Board 2400mm x 1200mm (8ā² x 4ā²) Pack of 8 (23.04m2)
75mm EPS150, often known as Expanded Polystyrene, is a lightweight foam product produced from tiny polystyrene beads. Due to its high thermal value and simplicity of usage, it is commonly used as one of the most favoured insulation materials in construction.
£199.99£239.99 Ex VATInc VAT£8.68£10.42 Per M2 Add to cart -
75mm Isover Acoustic Partition Insulation Roll – Glass Mineral Wool 14.64m2
75mm Isover Acoustic Partition Insulation Roll is a glass mineral wooldesigned to reduce sound transmission between walls and floors, creating quieter and more comfortable spaces.
£61.64£73.97 Ex VATInc VAT£4.21£5.05 Per m2 Add to cart -
75mm Isover CWS 36 Cavity Wall Slab 8.74m2 Pack
75mm 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.
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75mm Kingspan Kooltherm K108 Cavity Board Insulation 1200mm x 450mm Pack of 6 (3.24m2)
75mm 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.
£102.71£123.25 Ex VATInc VAT£31.70£38.04 Per M2 Add to cart -
75mm Knauf Acoustic Insulation Roll – Glass Mineral Wool 17.4m2
75mm Acoustic Insulation Roll from Knauf is a Glass Mineral Wool roll, designed for use in internal wall and floor applications, to offer sound absorption and noise reduction properties.
£57.04£68.45 Ex VATInc VAT£3.28£3.94 Per m2 Add to cart -
75mm ODE Acoustic Roll Insulation 9.6m2 Roll
75mm ODE Insulation Acoustic Roll is designed to reduce sound transmission, making it an ideal solution for creating quieter indoor environments. Its flexible and simple-to-install design effectively absorbs sound, making it perfect for both residential and commercial spaces.
£31.07£37.28 Ex VATInc VAT£3.24£3.89 Per m2 Add to cart -
75mm Recticel Eurothane GP PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
75mm 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.
£30.73£36.88 Ex VATInc VAT£10.67£12.80 Per M2 Add to cart -
75mm Recticel Eurowall Partial Cavity Wall Insulation Board 1200mm x 450mm Pack of 12 (6.48m2)
75mm Recticel Eurowall offers rigid great performance insulation boards designed for partial cavity walls. They lock in warmth and boost energy efficiency with ease.
£102.29£122.75 Ex VATInc VAT£15.79£18.95 Per M2 Add to cart -
75mm Rockwool RWA45 Acoustic Insulation Slab 1200 x 600mm 4.32m2 Pack
75mm Rockwool RWA45 has been developed for thermal, acoustic and fire performance in a range of construction types. It is suitable for applications on partition walls, ceilings, floors and roofs.
£28.76£34.51 Ex VATInc VAT£6.66£7.99 Per m2 Add to cart -
75mm URSA Acoustic Partition Roll Insulation 9.6m2 Roll
75mm URSA Acoustic Roll is a lightweight, non-combustible, unfaced glass mineral wool product for use as acoustic insulation in timber or metal framed internal partition walls, timber or metal framed separating walls and timber separating floors.
£39.48£47.38 Ex VATInc VAT£4.11£4.93 Per m2 Add to cart -
80mm Celotex GA4080 PIR Insulation Board 2400mm x 1200mm (8ā² x 4ā²) 2.88m2
80mm Celotex GA4080Ā 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.
£33.13£39.76 Ex VATInc VAT£11.50£13.80 Per M2 Add to cart -
80mm Ecotherm Eco-Versal Rigid PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
80mmĀ 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.
£37.74£45.29 Ex VATInc VAT£13.10£15.72 Per M2 Add to cart -
80mm Jablite HP+ 70E External Wall Insulation Board 1200mm x 600mm (4ā² X 2ā²) Pack of 7 (5.04m2)
80mm 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.
£50.95£61.14 Ex VATInc VAT£10.11£12.13 Per M2 Add to cart -
80mm Kingspan Kooltherm K112 Framing Insulation Board 2400mm x 1200mm Pack of 4 (11.52m2)
80mm 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.
£451.02£541.22 Ex VATInc VAT£39.15£46.98 Per M2 Add to cart -
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1-13 14+ £98.16£117.79 £96.20£115.44 80mm Mannok PIR Insulated Plasterboard 1200mm x 2400mm + 12.5mm P/B 2.88m2
Mannok Therm Laminate-Kraft / MLK PIR 80mm + 12.5mm PIR Insulated plasterboard is a high performance, fibre-free insulated board. Mannok Therm Laminate-Kraft / MLK PIR has a kraft paper facing on one side and plasterboard bonded to the other side.
£98.16£117.79 Ex VATInc VAT£34.08£40.90 Per M2 Add to cart -
80mm Recticel Eurothane GP PIR Insulation Board 2400mm x 1200mm (8′ x 4′) 2.88m2
80mm 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.
£34.68£41.62 Ex VATInc VAT£12.04£14.45 Per M2 Add to cart
