Underfloor Heating Insulation


- 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
- £11.40
- Sale price
- £11.40 £13.68
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- Cost-effective Celotex TB4030 PIR insulation board
- Lightweight, easy installation, high tensile strength
- Fire and water-resistant, eco-friendly, long-lasting insulation for walls, roofs, and floors
- Regular price
- £13.30
- Sale price
- £13.30 £15.96
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- 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
- £106.87
- Sale price
- £106.87 £128.24
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- Regular price
- £76.50
- Sale price
- £76.50 £91.80
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- 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
- Sale price
- £285.00 £342.00
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- 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
- Sale price
- £245.20 £294.24
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- High-performance rigid polyisocyanurate insulation.
- Compatible with PVC single-ply waterproofing.
- Resistant to water vapor, solvents, fungi, and rodents.
- Regular price
- £0.00
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- £0.00 £0.00
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- Fiber-free, rigid thermoset phenolic core
- Low lambda values for superior heat retention
- Dry lining with a strong adhesive bond for protection
- Regular price
- £944.80
- Sale price
- £944.80 £1,133.76
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- Regular price
- £85.11
- Sale price
- £85.11 £102.13
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- Premium rigid phenolic core
- Low emissivity foil facing
- Ultra-low thermal conductivity of 0.019 W/mK
- Regular price
- £98.45
- Sale price
- £98.45 £118.14
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- Premium insulation board: Kingspan Kooltherm K112 Framing Board
- Exceptional thermal conductivity: 0.019 W/m.K
- Size: 2.4m x 1.2m, ISO-certified, eco-friendly, durable
- Regular price
- £314.95
- Sale price
- £314.95 £377.94
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- Regular price
- £252.36
- Sale price
- £252.36 £302.83
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- Premium performance: Kingspan Kooltherm® K110 Soffit Board, fibre-free phenolic core.
- Certified quality: ISO compliance, BBA Certificate 16/5299 for assurance.
- Expert guidance: Kingspan Insulation Technical Service for aesthetics, easy installation.
- Regular price
- £0.00
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- £0.00 £0.00
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- Regular price
- £0.00
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- £0.00 £0.00
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- £0.00
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- £0.00 £0.00
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- £0.00
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- Rigid polyisocyanurate foam core with multi-layer gastight aluminium complex
- Tested rigorously for water resistance, mechanical strength, and corrosion resistance
- Perfect for roofs, walls, and floors; easy to install; dimensions: 2.4m x 1.2m
- Regular price
- £11.97
- Sale price
- £11.97 £14.36
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Welcome to the Underfloor Heating Insulation category at Insulation4Less, where we specialise in providing top-quality insulation solutions for your underfloor heating needs. Our diverse range of products caters to various requirements, ensuring that your underfloor heating system operates efficiently and effectively.
Product Overview
PIR Insulation Boards
Our range includes several types of Polyisocyanurate (PIR) insulation boards, known for their high thermal efficiency and strength. Brands like Celotex and Kingspan offer products like the GA4000 General Purpose PIR Insulation Board and the Kingspan Thermafloor TF70 Floor Board. These boards are ideal for various floor types, providing excellent insulation and enhancing the efficiency of your underfloor heating system.
Specialised Kingspan Boards
Kingspan, a leading brand in insulation, offers specialised products such as the Kooltherm K103 Floorboard, Thermaroof TR27 Flat Roof Board, and Kooltherm K107 Pitched Roof Board. These products are designed for specific applications, ensuring optimal performance in unique underfloor heating scenarios.
Insulated Plasterboard and Cavity Boards
For multifunctional applications, Kingspan’s Kooltherm K118 Insulated Plasterboard is an excellent choice, combining insulation with plasterboard for a two-in-one solution. Additionally, the Kooltherm K108 Cavity Board is perfect for cavity wall applications, providing enhanced thermal performance.
Specialized Solutions
For more targeted applications, products like the Kooltherm K112 Framing Board and Kooltherm K12 Framing Board are available. These are particularly useful in frame-type structures, offering both insulation and structural support.
IKO Enertherm
The IKO Enertherm ALU PIR is another notable product in our range. It is known for its robustness and versatility, suitable for a variety of underfloor heating applications.
Choosing the Right Product
When selecting underfloor heating insulation, consider the following factors:
- Floor Type: Different floors (concrete, wooden, etc.) may require specific types of insulation.
- Thermal Conductivity: Look for a low thermal conductivity for better insulation efficiency.
- Thickness and Size: Ensure the product dimensions align with your project requirements.
Specific Use Case: Some products are tailored for specific applications, such as cavity walls or flat roofs.
By considering these aspects, you can select the most appropriate insulation for your underfloor heating system, ensuring optimal performance and energy efficiency.
Remember, effective insulation is key to maximising the efficiency of your underfloor heating system, reducing energy costs, and enhancing comfort. Explore our range to find the perfect solution for your needs.