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Celotex CW4050 50mm
Vendor:CelotexStandardFree Delivery over £350£420Regular price £70.20 £84.24Sale price £70.20 £84.24 Regular priceUnit price per£0.00 -
Celotex GA4000 General Purpose PIR Insulation Board (All Sizes) 2.4m x 1.2m
Vendor:CelotexfromStandardFree Delivery over £350£420Regular price £15.86 £19.03Sale price £15.86 £19.03 Regular priceUnit price per£0.00 -
Celotex CW4000 Cavity Wall Insulation Board 450mm x 1200mm - All Sizes
Vendor:CelotexfromStandardFree Delivery over £350£420Guide Price: £64.33 Guide Price: £77.20 -
Celotex 50mm GA4050 2.4m x 1.2m
Vendor:CelotexStandardFree Delivery over £350£420Regular price £24.07 £28.88Sale price £24.07 £28.88 Regular priceUnit price per£0.00 -
Knauf Rocksilk Flexible Slab (All Sizes) 1200mm x 600mm
Vendor:KnauffromStandardFree Delivery over £350£420Regular price £36.43 £43.72Sale price £36.43 £43.72 Regular priceUnit price per£0.00 -
Knauf OmniFit Slabs 35 (All Sizes)
Vendor:KnauffromStandardFree Delivery over £350£420Regular price £844.88 £1,013.86Sale price £844.88 £1,013.86 Regular priceUnit price per£0.00 -
Knauf RS140 (600mm x 1200mm) - All Sizes
Vendor:KnauffromStandardFree Delivery over £350£420POA -
Knauf RS45 (All Sizes) 600mm x 1200mm
Vendor:KnauffromStandardFree Delivery over £350£420Regular price £30.81 £36.97Sale price £30.81 £36.97 Regular priceUnit price per£0.00 -
Knauf RS60 (600mm x 1200mm) - All Sizes
Vendor:KnauffromStandardFree Delivery over £350£420Regular price £394.24 £473.09Sale price £394.24 £473.09 Regular priceUnit price per£0.00 -
Knauf RS100 (600mm x 1200mm) - All Sizes
Vendor:KnauffromStandardFree Delivery over £350£420Regular price £616.59 £739.91Sale price £616.59 £739.91 Regular priceUnit price per£0.00 -
Knauf Dritherm Cavity Slab 37 (All Sizes) 1200mm x 455mm
Vendor:KnauffromStandardFree Delivery over £350£420Regular price £18.69 £22.43Sale price £18.69 £22.43 Regular priceUnit price per£0.00 -
Knauf Acoustic Roll - All Sizes
Vendor:KnauffromStandardFree Delivery over £350£420Regular price £42.25 £50.70Sale price £42.25 £50.70 Regular priceUnit price per£0.00 -
Kingspan Kooltherm K112 Framing Board (All Sizes) - 2.4m x 1.2m
Vendor:KingspanfromStandardFree Delivery over £350£420Regular price £377.81 £453.37Sale price £377.81 £453.37 Regular priceUnit price per£0.00 -
Kingspan Kooltherm K107 Pitched Roof Board (All Sizes) - 2.4m x 1.2m
Vendor:KingspanfromStandardFree Delivery over £350£420Regular price £294.14 £352.97Sale price £294.14 £352.97 Regular priceUnit price per£0.00 -
Kingspan GreenGuard GG500 600mm x 1250mm - All Sizes
Vendor:KingspanfromStandardFree Delivery over £350£420Guide Price: £8.46 Guide Price: £10.15 -
Kingspan Kooltherm K103 Floorboard (All Sizes) 2400mm x 1200mm
Vendor:KingspanfromStandardFree Delivery over £350£420Regular price £341.88 £410.26Sale price £341.88 £410.26 Regular priceUnit price per£0.00 -
Kingspan Kooltherm K108 Cavity Board (All Sizes) 1200mm x 450mm
Vendor:KingspanfromStandardFree Delivery over £350£420Regular price £118.10 £141.72Sale price £118.10 £141.72 Regular priceUnit price per£0.00 -
Kingspan Kooltherm K15 Rainscreen Board (All Sizes) 2.4m x 1.2m
Vendor:KingspanfromStandardFree Delivery over £350£420POA -
Kingspan Thermaroof TR27 Flat Roof Board - All Sizes
Vendor:KingspanfromStandardFree Delivery over £350£420Regular price £116.50 £139.80Sale price £116.50 £139.80 Regular priceUnit price per£0.00 -
Kingspan Thermaroof TR26 Flat Roof Board (All Sizes) 2400mm x 1200mm
Vendor:KingspanfromStandardFree Delivery over £350£420 -
Thermaroof TR24 (All Sizes) 1200mm x 600mm
Vendor:KingspanfromStandardFree Delivery over £350£420POA -
Kingspan Kooltherm K5 External Wall Board 1.2m x 0.6m (All Sizes)
Vendor:KingspanfromStandardFree Delivery over £350£420Regular price £137.35 £164.82Sale price £137.35 £164.82 Regular priceUnit price per£0.00 -
Recticel Eurowall Cavitywall 1.2m x 0.45m - All Sizes
Vendor:RecticelfromStandardFree Delivery over £350£420Guide Price: £276.59 Guide Price: £331.91 -
Recticel Eurothane GP (2.4m x 1.2m) All Sizes
Vendor:RecticelfromStandardFree Delivery over £350£420Regular price £15.86 £19.03Sale price £15.86 £19.03 Regular priceUnit price per£0.00 -
Powerdeck F 1.2m x 0.6m - All Sizes
Vendor:RecticelfromStandardFree Delivery over £350£420POA -
Rockwool RWA45 (All Sizes)
Vendor:RockwoolfromStandardFree Delivery over £350£420Regular price £23.60 £28.32Sale price £23.60 £28.32 Regular priceUnit price per£0.00 -
Rockwool RW5 (All Sizes)
Vendor:RockwoolfromStandardFree Delivery over £350£420Regular price £599.80 £719.76Sale price £599.80 £719.76 Regular priceUnit price per£0.00 -
Rockwool RW3 (All Sizes)
Vendor:RockwoolfromStandardFree Delivery over £350£420Regular price £381.12 £457.34Sale price £381.12 £457.34 Regular priceUnit price per£0.00 -
Rockwool Cavity (All Sizes)
Vendor:RockwoolfromStandardFree Delivery over £350£420Regular price £663.79 £796.55Sale price £663.79 £796.55 Regular priceUnit price per£0.00 -
Rockwool Flexi-Slab - All Sizes
Vendor:RockwoolfromStandardFree Delivery over £350£420Regular price £37.95 £45.54Sale price £37.95 £45.54 Regular priceUnit price per£0.00 -
Rockwool Rainscreen Duo Slab (All Sizes)
Vendor:RockwoolfromStandardFree Delivery over £350£420Regular price £822.24 £986.69Sale price £822.24 £986.69 Regular priceUnit price per£0.00 -
K-Roc Rainscreen Slab (1.2m x 0.6m) - All Sizes
Vendor:KingspanfromStandardFree Delivery over £350£420Regular price £62.27 £74.72Sale price £62.27 £74.72 Regular priceUnit price per£0.00 -
Thermafleece SupaSoft Roll
Vendor:ThermafleecefromRegular price £51.23 £61.48Sale price £51.23 £61.48 Regular priceUnit price per£0.00 -
Celotex PL4040 52.5mm 2.4m x 1.2m
Vendor:CelotexStandardFree Delivery over £350£420Regular price £53.98 £64.78Sale price £53.98 £64.78 Regular priceUnit price per£0.00 -
Unilin Thin-R PIR 50mm x 2.4m x 1.2m
Vendor:UnilinUnilinFree Delivery over £350£420Regular price £24.07 £28.88Sale price £24.07 £28.88 Regular priceUnit price per£0.00 -
OPTIM-R Roofing System
Vendor:KingspanStandardFree Delivery over £350£420POA
The Insulation 50mm category on build4less features a diverse range of insulation products, catering to various needs in building and construction. This guide will explore the different types of 50mm insulation products available and their practical uses, helping you to select the right product for your specific requirements.
Celotex Products
Celotex offers a selection of 50mm insulation products, including CW4050, GA4000, and CW4000. These are ideal for general purpose insulation, providing high-performance thermal efficiency. They are suitable for use in a variety of applications such as cavity wall, floor, and roof insulation. The rigid board format makes them easy to handle and install.
Knauf Insulation Options
Knauf's range, including Rocksilk, OmniFit Slabs, and Dritherm, presents versatile options for insulation. These products are known for their excellent acoustic properties, making them ideal for soundproofing alongside thermal insulation. They are suitable for residential and commercial buildings, particularly in areas where noise reduction is a priority.
Kingspan Insulation Solutions
Kingspan offers premium insulation products like Kooltherm and Thermapitch. These high-performance boards are known for their superior thermal properties. They are particularly effective for applications requiring a high level of energy efficiency, such as in advanced construction projects and sustainable buildings.
Rockwool and Other Brands
Rockwool's products, including RWA45 and RW5, are renowned for their fire-resistant properties. These are especially suited for applications where safety is a paramount concern. Additionally, other brands like Recticel and K-Roc provide specialised insulation solutions, catering to a wide range of building needs.
Choosing the Right Insulation
When selecting the appropriate insulation product, consider the following factors:
- Application Area: Different products are optimised for walls, roofs, floors, or specific construction types.
- Thermal Performance: Consider the U-value requirements of your project.
- Acoustic Needs: If soundproofing is a priority, opt for products with higher acoustic ratings.
Safety Standards: For areas requiring fire resistance, choose products with proven fire-retardant properties.
By understanding the unique features and applications of each product range, you can make an informed decision for your insulation needs in the 50mm category.
Rated Excellent



