Insulation Board 100mm

At Insulation4less.co.uk, we offer a wide range of insulation boards to suit every need. Our 100mm insulation boards are perfect for keeping your home warm in the winter and cool in the summer. We only source our boards from the most reputable manufacturers, so you can be sure of their quality. Whether you're looking to insulate your home or office, we're sure to have the perfect product for your needs. So what are you waiting for? Browse our range of 100mm insulation boards today and find the perfect product for your next project.
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) Floor Insulation
Vendor
Celotex
Regular price
from £12.67 £15.20
Sale price
from £12.67 £15.20
Regular price
£15.48
Unit price
per 
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Celotex 100mm GA4100 2.4m x 1.2m | 100mm Celotex
Celotex 100mm GA4100 2.4m x 1.2m | 100mm Celotex Floor Insulation
Vendor
Celotex
Regular price
£30.97 £37.16
Sale price
£30.97 £37.16
Regular price
£37.80
Unit price
per 
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Recticel Eurothane GP (2.4m x 1.2m) All Sizes
Recticel Eurothane GP (2.4m x 1.2m) All Sizes Insulation
Vendor
Recticel
Regular price
from £12.90 £15.48
Sale price
from £12.90 £15.48
Regular price
£0.00
Unit price
per 
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EPS 70 (All Sizes) 2400mm x 1200mm
EPS 70 (All Sizes) 2400mm x 1200mm Floor Insulation
Vendor
Insulation4Less
Regular price
from £54.20 £65.04
Sale price
from £54.20 £65.04
Regular price
£0.00
Unit price
per 
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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 Sizes Floor Insulation
Vendor
Ecotherm
Regular price
from £12.90 £15.48
Sale price
from £12.90 £15.48
Regular price
£0.00
Unit price
per 
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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 Floor Insulation
Vendor
Kingspan
Regular price
from £116.64 £139.97
Sale price
from £116.64 £139.97
Regular price
£0.00
Unit price
per 
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Danosa Danopren TR XPS Insulation 600mm x 1250mm - All Sizes
Danosa Danopren TR XPS Insulation 600mm x 1250mm - All Sizes Floor Insulation
Vendor
Danosa
Regular price
from £41.22 £49.46
Sale price
from £41.22 £49.46
Regular price
£0.00
Unit price
per 
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Mannok Insulation Board 1.2m x 2.4m (All Sizes)
Mannok Insulation Board 1.2m x 2.4m (All Sizes) Floor Insulation
Vendor
Mannok
Regular price
from £0.00 £0.00
Sale price
from £0.00 £0.00
Regular price
£0.00
Unit price
per 
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Celotex CW4000 Cavity Wall Insulation Board 450mm x 1200mm - All Sizes
Celotex CW4000 Cavity Wall Insulation Board 450mm x 1200mm - All Sizes Cavity wall Insulation
Vendor
Celotex
Regular price
from £48.67 £58.40
Sale price
from £48.67 £58.40
Regular price
£0.00
Unit price
per 
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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 Loft Insulation
Vendor
Kingspan
Regular price
from £116.64 £139.97
Sale price
from £116.64 £139.97
Regular price
£0.00
Unit price
per 
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Kingspan Thermaroof TR27 Flat Roof Board - All Sizes
Kingspan Thermaroof TR27 Flat Roof Board - All Sizes All Insulation
Vendor
Kingspan
Regular price
from £89.86 £107.83
Sale price
from £89.86 £107.83
Regular price
£0.00
Unit price
per 
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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 Wall Insulation
Vendor
Kingspan
Regular price
from £116.64 £139.97
Sale price
from £116.64 £139.97
Regular price
£0.00
Unit price
per 
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Kingspan Kooltherm K103 Floorboard (All Sizes) 2400mm x 1200mm
Kingspan Kooltherm K103 Floorboard (All Sizes) 2400mm x 1200mm Floor Insulation
Vendor
Kingspan
Regular price
from £278.95 £334.74
Sale price
from £278.95 £334.74
Regular price
£0.00
Unit price
per 
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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 Roof Insulation
Vendor
Kingspan
Regular price
from £236.54 £283.85
Sale price
from £236.54 £283.85
Regular price
£0.00
Unit price
per 
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IKO Enertherm ALU PIR 2.4m x 1.2m - All Sizes
IKO Enertherm ALU PIR 2.4m x 1.2m - All Sizes Insulation Board
Vendor
IKO PIR
Regular price
from £12.90 £15.48
Sale price
from £12.90 £15.48
Regular price
£0.00
Unit price
per 
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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 Cavity wall Insulation
Vendor
Kingspan
Regular price
from £44.28 £53.14
Sale price
from £44.28 £53.14
Regular price
£0.00
Unit price
per 
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Kingspan Thermaroof TR26 Flat Roof Board (All Sizes) 2400mm x 1200mm
Kingspan Thermaroof TR26 Flat Roof Board (All Sizes) 2400mm x 1200mm All Insulation
Vendor
Kingspan
Regular price
from £0.00 £0.00
Sale price
from £0.00 £0.00
Regular price
£0.00
Unit price
per 
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Kingspan Kooltherm K108 Cavity Board (All Sizes) 1200mm x 450mm
Kingspan Kooltherm K108 Cavity Board (All Sizes) 1200mm x 450mm All Insulation
Vendor
Kingspan
Regular price
from £96.50 £115.80
Sale price
from £96.50 £115.80
Regular price
£0.00
Unit price
per 
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Kingspan Kooltherm K112 Framing Board (All Sizes) - 2.4m x 1.2m
Kingspan Kooltherm K112 Framing Board (All Sizes) - 2.4m x 1.2m Wall Insulation
Vendor
Kingspan
Regular price
from £299.99 £359.99
Sale price
from £299.99 £359.99
Regular price
£0.00
Unit price
per 
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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 Roof Insulation
Vendor
Kingspan
Regular price
from £203.20 £243.84
Sale price
from £203.20 £243.84
Regular price
£0.00
Unit price
per 
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Unilin Thin-R 2.4m x 1.2m (All Sizes)
Unilin Thin-R 2.4m x 1.2m (All Sizes) Floor Insulation
Vendor
Unilin
Regular price
from £12.90 £15.48
Sale price
from £12.90 £15.48
Regular price
£0.00
Unit price
per 
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Recticel Eurothane GP 2.4m x 1.2m x 100mm
Recticel Eurothane GP 2.4m x 1.2m x 100mm Insulation
Vendor
Recticel
Regular price
£31.50 £37.80
Sale price
£31.50 £37.80
Regular price
£0.00
Unit price
per 
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IKO Enertherm ALU 100mm x 2.4m x 1.2m
IKO Enertherm ALU 100mm x 2.4m x 1.2m Insulation Board
Vendor
IKO PIR
Regular price
£31.50 £37.80
Sale price
£31.50 £37.80
Regular price
£0.00
Unit price
per 
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Kingspan Kooltherm K12 Framing Board (All Sizes) - 2.4m x 1.2m
Kingspan Kooltherm K12 Framing Board (All Sizes) - 2.4m x 1.2m All Insulation
Vendor
Kingspan
Regular price
from £252.36 £302.83
Sale price
from £252.36 £302.83
Regular price
£0.00
Unit price
per 
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Kingspan Kooltherm K15 Rainscreen Board (All Sizes) 2.4m x 1.2m
Kingspan Kooltherm K15 Rainscreen Board (All Sizes) 2.4m x 1.2m All Insulation
Vendor
Kingspan
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
Regular price
£0.00
Unit price
per 
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Steico Therm Wood Fibre Insulation Board SE - All Sizes
Steico Therm Wood Fibre Insulation Board SE - All Sizes Internal wall insulation
Vendor
Steico
Regular price
from £4.45 £5.34
Sale price
from £4.45 £5.34
Regular price
£0.00
Unit price
per 
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Steico Flex 036 Wood Fibre Insulation Batts - All Sizes
Steico Flex 036 Wood Fibre Insulation Batts - All Sizes Flexible insulation
Vendor
Steico
Regular price
from £29.00 £34.80
Sale price
from £29.00 £34.80
Regular price
£0.00
Unit price
per 
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Steico Special Dry Wood Fibre Sarking/Sheathing Board - All Sizes
Steico Special Dry Wood Fibre Sarking/Sheathing Board - All Sizes
Vendor
Steico
Regular price
from £29.02 £34.82
Sale price
from £29.02 £34.82
Regular price
£0.00
Unit price
per 
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Mannok Cavity Board - All Sizes
Quinntherm Cavity Board - All Sizes Cavity Wall Insulation
Vendor
Mannok
Regular price
from £49.00 £58.80
Sale price
from £49.00 £58.80
Regular price
£0.00
Unit price
per 
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The 100mm insulation boards are essential building materials designed to provide top-notch thermal insulation for various construction applications. With a range of products from reputable vendors, understanding each board's unique features and applications can help you make an informed decision for your project.

 

General Purpose Insulation Boards

These boards are versatile and can be used in multiple areas of a building. They are perfect for floors, walls, and roofs, offering comprehensive insulation.

  • Celotex GA4000 and GA4100: Manufactured by Celotex, these are general-purpose PIR insulation boards. They provide solid thermal performance and are suitable for a range of applications.

  • Recticel Eurothane GP: Another reliable choice, it's known for its adaptability in multiple use-cases.

 

 

Floor Specific Insulation Boards

These boards are optimized for flooring applications. They ensure efficient thermal resistance between ground and living spaces.

  • Kingspan Thermafloor TF70: Manufactured by Kingspan, this board is designed primarily for floors. It's a reliable choice for those looking to reduce heat loss through the floor.

  • Kingspan Kooltherm K103 Floorboard: This board offers an advanced solution for flooring applications, ensuring top-tier thermal performance.

 

 

Roof Specific Insulation Boards

Designed primarily for roofing, these boards offer thermal insulation for both pitched and flat roofs.

  • Kingspan Thermapitch TP10 & Kooltherm K107: Best suited for pitched roofs, these boards ensure efficient insulation, reducing heat loss.

  • Kingspan Thermaroof TR27 & TR26: These are specifically designed for flat roofs, helping to maintain consistent indoor temperatures.

 

 

Wall Specific Insulation Boards

Wall insulation boards are crucial for maintaining indoor temperatures and reducing energy consumption.

  • Celotex CW4000 & Mannok Cavity Board: These boards are ideal for cavity walls, ensuring minimal heat transfer.

  • Kingspan Thermawall TW55 & TW50: Optimized for steel/timber framing, these boards offer effective wall insulation.

  • Kingspan Kooltherm K108 & K112: Advanced cavity and framing boards for best-in-class wall insulation.

 

 

 

Guidance on Selection

When selecting an insulation board:

  1. Identify the primary application area - wall, floor, or roof.

  2. Consider the type of construction - cavity wall, timber framing, etc.

  3. Always consult with professionals if unsure.

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