Insulation Board 40mm

We offer a wide range of insulation boards to suit every need. Our 40mm insulation boards are perfect for use in a variety of applications, from walls and floors to ceilings and loft spaces. Made from high quality materials, our 40mm insulation boards are designed to provide excellent thermal performance, helping to keep your home warm in winter and cool in summer. Our customer service team are always available to answer any questions you may have. We also offer free delivery on all eligible orders, so you can be sure you are getting the best possible deal.
28 products
Celotex GA4000 General Purpose PIR Insulation Board 2.4m x 1.2m (All Sizes)
Celotex GA4000 General Purpose PIR Insulation Board 2.4m x 1.2m (All Sizes)
Free Delivery
on orders over £300
Vendor
Celotex
Celotex GA4000 General Purpose PIR Insulation Board 2.4m x 1.2m (All Sizes)
  • Versatile Celotex GA4000 insulation boards for floors, walls, and roofs.
  • Low emissivity foil face enhances thermal performance.
  • Environmentally friendly, durable, lightweight, and easy to install with class 1 fire rating.
Regular price
£11.17£13.40
Sale price
Was £0.00
£11.17 £13.40
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Celotex TB4000 Insulation Board 1.2m x 2.4m - 25mm to 40mm
Celotex TB4000 Insulation Board 1.2m x 2.4m - 25mm to 40mm
Free Delivery
on orders over £300
Vendor
Celotex
Celotex TB4000 Insulation Board 1.2m x 2.4m - 25mm to 40mm
  • Durable Celotex TB4000 Insulation Board
  • Exceptional thermal conductivity (0.022W/mK)
  • Cost-effective, strong, easy to install, and long-lasting
Regular price
£11.17£13.40
Sale price
Was £0.00
£11.17 £13.40
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Celotex 40mm TB4040 2.4m x 1.2m
Celotex 40mm TB4040 2.4m x 1.2m
Free Delivery
on orders over £300
Vendor
Celotex
Celotex 40mm TB4040 2.4m x 1.2m
Regular price
£16.50£19.80
Sale price
Was £0.00
£16.50 £19.80
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Recticel Eurothane GP (2.4m x 1.2m) All Sizes
Recticel Eurothane GP (2.4m x 1.2m) All Sizes
Free Delivery
on orders over £300
Vendor
Recticel
Recticel Eurothane GP (2.4m x 1.2m) All Sizes
  • Eurothane® GP is a high performance, lightweight PIR insulation board, easy to cut, handle, and install for various applications like floors, pitched roofs, internal walls, ceilings, and lofts.
  • It is highly favored by contractors and installers for its excellent thermal performance with a λ value of 0.022 W/mK.
  • The product ensures a quick and easy installation process, making it an ideal insulation solution.
Regular price
£11.17£13.40
Sale price
Was £0.00
£11.17 £13.40
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Kingspan Thermafloor TF70 Floor Board (All Sizes) 2.4m x 1.2m
Kingspan Thermafloor TF70 Floor Board (All Sizes) 2.4m x 1.2m
Free Delivery
on orders over £300
Vendor
Kingspan
Kingspan Thermafloor TF70 Floor Board (All Sizes) 2.4m x 1.2m
  • Maximize Energy Efficiency: Thermal conductivity of 0.022 W/mK for reduced heat loss and lower bills.
  • Compatibility with Underfloor Heating: Seamless integration for comfort and luxury without compromise.
  • Cost Savings & Versatility: Lightweight, easy installation, and suitable for various floor types.
Regular price
£106.95£128.34
Sale price
Was £0.00
£106.95 £128.34
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Gyproc ThermaLine Basic Insulation 1.2m x 2.4m (All Sizes)
Gyproc ThermaLine Basic Insulation 1.2m x 2.4m (All Sizes)
Vendor
British Gypsum
Gyproc ThermaLine Basic Insulation 1.2m x 2.4m (All Sizes)
  • Stable R-value: 3x more effective
  • Moisture-resistant, fireproof, eco-friendly
  • Easy to install, reduces heating bills
Regular price
£811.89£974.27
Sale price
Was £0.00
£811.89 £974.27
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Mannok Insulation Board 1.2m x 2.4m (All Sizes)
Mannok Insulation Board 1.2m x 2.4m (All Sizes)
Vendor
Mannok
Mannok Insulation Board 1.2m x 2.4m (All Sizes)
  • Lightweight PIR insulation board
  • High thermal performance & strength
  • Eco-friendly, water-resistant, easy to cut
Regular price
£11.17£13.40
Sale price
Was £0.00
£11.17 £13.40
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Kingspan Thermapitch TP10 Pitched Roof Board (All Sizes) 2.4m x 1.2m
Kingspan Thermapitch TP10 Pitched Roof Board (All Sizes) 2.4m x 1.2m
Free Delivery
on orders over £300
Vendor
Kingspan
Kingspan Thermapitch TP10 Pitched Roof Board (All Sizes) 2.4m x 1.2m
  • Effortless insulation with Kingspan Thermapitch TP10.
  • High density increases habitable space by up to 15%.
  • Trusted foil-facing technology prevents moisture buildup.
Regular price
£106.95£128.34
Sale price
Was £0.00
£106.95 £128.34
Sold out
Celotex CW4000 Cavity Wall Insulation Board 450mm x 1200mm - All Sizes
Celotex CW4000 Cavity Wall Insulation Board 450mm x 1200mm - All Sizes
Free Delivery
on orders over £300
Vendor
Celotex
Celotex CW4000 Cavity Wall Insulation Board 450mm x 1200mm - All Sizes
  • Superior thermal insulation with 0.022 W/mK conductivity
  • 1200 x 450 mm boards, A+ rated for energy efficiency
  • Zero CO2 emissions, CFC/HCFC free, easy installation
Regular price
£43.80£52.56
Sale price
Was £0.00
£43.80 £52.56
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Kingspan Thermawall TW55 Steel/Timber Framing Board (All Sizes) 2.4m x 1.2m
Kingspan Thermawall TW55 Steel/Timber Framing Board (All Sizes) 2.4m x 1.2m
Free Delivery
on orders over £300
Vendor
Kingspan
Kingspan Thermawall TW55 Steel/Timber Framing Board (All Sizes) 2.4m x 1.2m
  • Superior rigid insulation: TW55 boasts low GWP, zero ODP, and a thermal conductivity of 0.022 W/m.K.
  • User-friendly installation: Ideal for steel/timber frames, CFC/HCFC-free, and water vapor resistant.
  • Long-lasting quality: Non-fibrous core, eco-conscious, and available in various sizes at Insulation4less.co.uk.
Regular price
£106.95£128.34
Sale price
Was £0.00
£106.95 £128.34
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EcoTherm Eco-Versal Insulation Board 2.4m x 1.2m - All Thicknesses
EcoTherm Eco-Versal Insulation Board 2.4m x 1.2m - All Thicknesses
Free Delivery
on orders over £300
Vendor
Ecotherm
EcoTherm Eco-Versal Insulation Board 2.4m x 1.2m - All Thicknesses
  • All-in-one Eco-versal Insulation Board for thermal conductivity (0.022 W/mK)
  • Rigid PIR core with aluminum composite foil facing, perfect for roofs, walls, and floors
  • Lightweight, easy to cut, and install compared to some other commonly used insulants; offers warmth and durability
Regular price
£11.17£13.40
Sale price
Was £0.00
£11.17 £13.40
Sold out
Kingspan Kooltherm K103 Floorboard (All Sizes) 2400mm x 1200mm
Kingspan Kooltherm K103 Floorboard (All Sizes) 2400mm x 1200mm
Free Delivery
on orders over £300
Vendor
Kingspan
Kingspan Kooltherm K103 Floorboard (All Sizes) 2400mm x 1200mm
  • Premium lower lambda insulation: Kingspan Kooltherm K103 Floorboard enhances flooring performance with fibre-free phenolic core.
  • Durable construction: Glass tissue facings, autohesively bonded, ensure lasting quality and ease of installation.
  • Trusted quality: Manufactured underquality standards for safety and reliability.
Regular price
£285.00£342.00
Sale price
Was £0.00
£285.00 £342.00
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Kingspan Kooltherm K107 Pitched Roof Board (All Sizes) - 2.4m x 1.2m
Kingspan Kooltherm K107 Pitched Roof Board (All Sizes) - 2.4m x 1.2m
Free Delivery
on orders over £300
Vendor
Kingspan
Kingspan Kooltherm K107 Pitched Roof Board (All Sizes) - 2.4m x 1.2m
  • Premium insulation board: Kingspan Thermaroof TR26
  • Fibre-free phenolic core, ISO certified
  • Size: 2.4 x 1.2m, 0.019 W/mK conductivity
Regular price
£245.20£294.24
Sale price
Was £0.00
£245.20 £294.24
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Kingspan Thermawall TW50 Cavity Wall Board 450mm x 1200mm - All Sizes
Kingspan Thermawall TW50 Cavity Wall Board 450mm x 1200mm - All Sizes
Free Delivery
on orders over £300
Vendor
Kingspan
Kingspan Thermawall TW50 Cavity Wall Board 450mm x 1200mm - All Sizes
  • Efficient insulation: Thermal conductivity of 0.022 W/mK for top-notch performance.
  • Robust stability: Exceeds 125 kPa at 10% compression for lasting durability.
  • Moisture prevention: High water vapor resistance (100 MNs/g) for a clear cavity.
Regular price
£45.90£55.08
Sale price
Was £0.00
£45.90 £55.08
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Kingspan Kooltherm K7 Pitched Roof Board (All Sizes) 2.4m x 1.2m
Kingspan Kooltherm K7 Pitched Roof Board (All Sizes) 2.4m x 1.2m
Free Delivery
on orders over £300
Vendor
Kingspan
Kingspan Kooltherm K7 Pitched Roof Board (All Sizes) 2.4m x 1.2m
Regular price
£203.20£243.84
Sale price
Was £0.00
£203.20 £243.84
Sold out
Gyproc Thermaline Plus (2.4m x 1.2m) All Sizes
Gyproc Thermaline Plus (2.4m x 1.2m) All Sizes
Vendor
British Gypsum
Gyproc Thermaline Plus (2.4m x 1.2m) All Sizes
Regular price
£1,223.33£1,468.00
Sale price
Was £0.00
£1,223.33 £1,468.00
Sold out
Unilin Thin-R 2.4m x 1.2m (All Sizes)
Unilin Thin-R 2.4m x 1.2m (All Sizes)
Vendor
Unilin
Unilin Thin-R 2.4m x 1.2m (All Sizes)
Regular price
£11.17£13.40
Sale price
Was £0.00
£11.17 £13.40
Sold out
Knauf XPS Thermal Laminate Plus 1.2m x 2.4m - All Sizes (Price Per Pallet)
Knauf XPS Thermal Laminate Plus 1.2m x 2.4m - All Sizes (Price Per Pallet)
Free Delivery
on orders over £300
Vendor
Knauf
Knauf XPS Thermal Laminate Plus 1.2m x 2.4m - All Sizes (Price Per Pallet)
Regular price
£1,026.04£1,231.25
Sale price
Was £0.00
£1,026.04 £1,231.25
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Knauf EPS Thermal Laminate 1.2m x 2.4m T/E - All Sizes (Price Per Pallet)
Knauf EPS Thermal Laminate 1.2m x 2.4m T/E - All Sizes (Price Per Pallet)
Free Delivery
on orders over £300
Vendor
Knauf
Knauf EPS Thermal Laminate 1.2m x 2.4m T/E - All Sizes (Price Per Pallet)
Regular price
£760.00£912.00
Sale price
Was £0.00
£760.00 £912.00
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Recticel Eurowall Cavity Insulation Boards - 1.2m x 0.45m (All Sizes)
Recticel Eurowall Cavity Insulation Boards - 1.2m x 0.45m (All Sizes)
Free Delivery
on orders over £300
Vendor
Recticel
Recticel Eurowall Cavity Insulation Boards - 1.2m x 0.45m (All Sizes)
  • Eurowall® Cavity is a high-performance solution for cavity walls, designed with precision-cut edges to minimize gaps between boards.
  • It features a low emissivity facing for improved thermal resistance within the cavity, with a thermal performance of λ = 0.022 W/mK.
  • It is durable and has limited moisture absorption, making it an ideal choice for cavity walls.
Regular price
£0.00£0.00
Sale price
Was £0.00
£0.00 £0.00
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Ballytherm 2.4m x 1.2m - All Sizes
Ballytherm 2.4m x 1.2m - All Sizes
Vendor
Ballytherm
Ballytherm 2.4m x 1.2m - All Sizes

We're sorry to inform you that we no longer supply the Ballytherm 2.4m x 1.2m insulation product. However, we have several other high quality alternatives to meet your insulation needs.

Thank you for choosing Insulation4Less for your insulation needs. If you have any questions or need further assistance, feel free to contact our customer support team.

Regular price
£16.20£19.44
Sale price
Was £0.00
£16.20 £19.44
Sold out
Safe-R 2.4m x 1.2m (All Sizes)
Safe-R 2.4m x 1.2m (All Sizes)
Vendor
Unilin
Safe-R 2.4m x 1.2m (All Sizes)
Regular price
£0.00£0.00
Sale price
Was £0.00
£0.00 £0.00
Sold out
Celotex CW4040 Cavity Wall Fill 40mm
Celotex CW4040 Cavity Wall Fill 40mm
Free Delivery
on orders over £300
Vendor
Celotex
Celotex CW4040 Cavity Wall Fill 40mm
Regular price
£91.55£109.86
Sale price
Was £0.00
£91.55 £109.86
Sold out
Unilin Thin-R PIR 40mm x 2.4m x 1.2m
Unilin Thin-R PIR 40mm x 2.4m x 1.2m
Vendor
Unilin
Unilin Thin-R PIR 40mm x 2.4m x 1.2m
Regular price
£16.50£19.80
Sale price
Was £0.00
£16.50 £19.80
Sold out
Steico Therm Wood Fibre Insulation Board SE - All Sizes
Steico Therm Wood Fibre Insulation Board SE - All Sizes
Vendor
Steico
Steico Therm Wood Fibre Insulation Board SE - All Sizes
Price is per board
  • Wood Fibre Insulation Boards SE
  • Covers 0.81m² per board, low thermal conductivity
  • Euro class E fire safety, lime plaster compatible
Regular price
£4.48£5.38
Sale price
Was £0.00
£4.48 £5.38
Sold out
Steico Flex 036 Wood Fibre Insulation Batts - All Sizes
Steico Flex 036 Wood Fibre Insulation Batts - All Sizes
Vendor
Steico
Steico Flex 036 Wood Fibre Insulation Batts - All Sizes
Regular price
£27.93£33.52
Sale price
Was £0.00
£27.93 £33.52
Sold out
High Density EPS 200E 40mm x 600mm x 1200mm (Pack of 15)
High Density EPS 200E 40mm x 600mm x 1200mm (Pack of 15)
Vendor
EPS
High Density EPS 200E 40mm x 600mm x 1200mm (Pack of 15)
Regular price
£124.44£149.33
Sale price
Was £0.00
£124.44 £149.33
Sold out
IKO Enertherm ALU 40mm x 2.4m x 1.2m
IKO Enertherm ALU 40mm x 2.4m x 1.2m
Vendor
IKO PIR
IKO Enertherm ALU 40mm x 2.4m x 1.2m
Regular price
£17.33£20.80
Sale price
Was £0.00
£17.33 £20.80
Sold out

Welcome to our focused category, housing a range of 40mm Insulation Boards which are quintessential for an array of insulating applications across commercial, industrial, and residential projects.

Exploring Product Variants

Composite Insulated Roof Panels

Amongst our range are products like the 333 Box Profile Composite Insulated Roof Panels by CLADCO. Ideal for those seeking a robust, durable, and highly insulative roofing solution, these panels, available in Goosewing Grey, seamlessly integrate with varied architectural designs and are versatile across several types of roof installations. These insulated panels are particularly beneficial for:

  • Industrial Roofing: For factories and warehouses, ensuring a stable internal temperature.
  • Agricultural Buildings: Protecting goods and livestock from external weather conditions.
  • Commercial Spaces: Providing a durable and energy-efficient roofing solution.

     

Versatility in the Insulation Board

With the generalised thickness of 40mm, the insulation boards in this category serve various purposes across different sectors owing to their adept insulating properties. These boards are applicable for:

  • Wall Insulation: Enhance thermal performance by reducing heat loss through walls.
  • Floor Insulation: Ensure underfoot comfort and minimise energy expenditure.
  • Roof Insulation: Regulate indoor climates and enhance building envelope efficiency.

     

Guiding You to Make an Informed Decision

Climate Considerations

Choose a product that caters to your regional climate. For harsher climates, opt for insulation boards like the composite roof panels that offer superior thermal resistance and are designed to withstand external elements effectively.

Building Requirements

Pay attention to the structural needs and compliance standards of your building. Ensure that the chosen insulation board aligns with the architectural and regulatory stipulations.

Budget-friendly Options

While exact prices are dynamic, our range offers an assortment of options to cater to various budget ranges. It’s crucial to balance your budgetary considerations with the essential features that your project demands.

Environmental Impact

Evaluate products on their environmental impact and sustainability. Engage with insulation boards that not only shield your spaces thermally but are also aligned with eco-conscious practices.

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