PIR Insulation
Pipe Insulation
Insulation 50mm
Slab Insulation
Cheap Insulation
Glass Wool
Insulation Roll
Vapour Control Layer
Acoustic Insulation
Aerogel Insulation
Cavity Barrier
Cavity Closers
Cavity Wall Insulation
Flat Roof Insulation
Floor Insulation
Foil Insulation
Insulation
Insulation Accessories
Insulation Fixings
Insulation Board
Loft Insulation
Multifoil Insulation
Party Wall Slab
Polystyrene Insulation (EPS)
Roof Insulation
Sheep Wool Insulation
Wall Insulation
PIR Insulation
Pipe Insulation
Insulation 50mm
Slab Insulation
Cheap Insulation
Glass Wool
Insulation Roll
Vapour Control Layer
Acoustic Insulation
Aerogel Insulation
Cavity Barrier
Cavity Closers
Cavity Wall Insulation
Flat Roof Insulation
Floor Insulation
Foil Insulation
Insulation
Insulation Accessories
Insulation Fixings
Insulation Board
Loft Insulation
Multifoil Insulation
Party Wall Slab
Polystyrene Insulation (EPS)
Roof Insulation
Sheep Wool Insulation
Wall Insulation
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Sheepwool SilentWool Carpet Insulation - 1m x 10m
Vendor:SheepwoolRegular price £111.98 £134.38Sale price £111.98 £134.38 Regular priceUnit price per£0.00 -
Speedline PVCU Ext. XPS. Cavity Closer, 100mm x 2.4m Single Ext (Pack of 10)
Vendor:SpeedlineStandardFree Delivery over £380£456Regular price £83.30 £99.96Sale price £83.30 £99.96 Regular priceUnit price per£0.00 -
Rockwool Roll 150mm (Pallet of 18)
Vendor:RockwoolStandardFree Delivery over £380£456Regular price £1,600.80 £1,920.96Sale price £1,600.80 £1,920.96 Regular priceUnit price per£0.00 -
Unilin Thin-R PIR 25mm x 2.4m x 1.2m
Vendor:UnilinUnilinFree Delivery over £350£420Regular price £13.94 £16.73Sale price £13.94 £16.73 Regular priceUnit price per£0.00 -
Express Delivery
60mm Celotex GA4060 | SopraTherm GA4060 2.4m x 1.2m
Vendor:CelotexStandardFree Delivery over £380£456Regular price £26.30 £31.56Sale price £26.30 £31.56 Regular priceUnit price per£0.00 -
Unilin Thin-R PIR 120mm x 2.4m x 1.2m
Vendor:UnilinUnilinFree Delivery over £350£420Regular price £44.00 £52.80Sale price £44.00 £52.80 Regular priceUnit price per£0.00 -
Unilin Thin-R PIR 100mm x 2.4m x 1.2m
Vendor:UnilinUnilinFree Delivery over £350£420Regular price £35.40 £42.48Sale price £35.40 £42.48 Regular priceUnit price per£0.00 -
Unilin Thin-R PIR 50mm x 2.4m x 1.2m
Vendor:UnilinUnilinFree Delivery over £350£420Regular price £21.50 £25.80Sale price £21.50 £25.80 Regular priceUnit price per£0.00 -
Window and Door Filler Untied 200m Roll
Vendor:SheepwoolRegular price £79.85 £95.82Sale price £79.85 £95.82 Regular priceUnit price per£0.00 -
Sheepwool Loose Wool - 5Kg Pack
Vendor:SheepwoolRegular price £49.89 £59.87Sale price £49.89 £59.87 Regular priceUnit price per£0.00 -
Karma Acoustiwall 3 - 30mm x 1.2m x 1m
Vendor:KarmaRegular price £68.95 £82.74Sale price £68.95 £82.74 Regular priceUnit price per£0.00 -
Karma Acoustiwall 2 - 24mm x 1.2m x 1m
Vendor:KarmaRegular price £44.95 £53.94Sale price £44.95 £53.94 Regular priceUnit price per£0.00 -
Karma Regupol 6010SH
Vendor:KarmafromRegular price £315.88 £379.06Sale price £315.88 £379.06 Regular priceUnit price per£0.00 -
Karma Visco 600 (36mm x 2400mm x 600mm)
Vendor:KarmaGuide Price: £71.65 Guide Price: £85.98 -
Spacetherm A1 Aerogel Blanket 2400mm x 1200mm - All Sizes
Vendor:ProctorfromProctorFree Delivery over £1,000£1,200Regular price £228.49 £274.19Sale price £228.49 £274.19 Regular priceUnit price per£0.00 -
Express Delivery
Celotex TB4020 | SopraTherm TB4020 20mm 2.4m x 1.2m
Vendor:CelotexStandardFree Delivery over £380£456Regular price £15.49 £18.59Sale price £15.49 £18.59 Regular priceUnit price per£0.00 -
Celotex XR4200 | SopraTherm XR4200 200mm x 2.4m x 1.2m (Pallet of 12)
Vendor:CelotexStandardFree Delivery over £380£456Regular price £1,250.00 £1,500.00Sale price £1,250.00 £1,500.00 Regular priceUnit price per£0.00 -
Acuphon PhonoDeck Tri35s Structural Acoustic Overlay Board - 35mm x 600mm x 2400mm
Vendor:AcuphonRegular price £57.44 £68.93Sale price £57.44 £68.93 Regular priceUnit price per£0.00 -
Acuphon PhonoDeck 28 Acoustic Overlay Board - 28mm x 600mm x 2400mm
Vendor:AcuphonRegular price £39.81 £47.77Sale price £39.81 £47.77 Regular priceUnit price per£0.00 -
Acuphon PhonoDeck 24 Acoustic Overlay Board - 24mm x 600mm x 2400mm
Vendor:AcuphonRegular price £38.29 £45.95Sale price £38.29 £45.95 Regular priceUnit price per£0.00 -
Acuphon PhonoDeck Micro 17 Slimline Acoustic Overlay Board - 17mm x 1200mm x 600mm
Vendor:AcuphonRegular price £20.60 £24.72Sale price £20.60 £24.72 Regular priceUnit price per£0.00 -
Acuphon PhonoLay Acoustic Foam Underlay - 10mm x 1.2m x 48m (57.6m2 Roll)
Vendor:AcuphonRegular price £260.88 £313.06Sale price £260.88 £313.06 Regular priceUnit price per£0.00 -
Acuphon PhonoLay Acoustic Foam Underlay - 5mm x 1.2m x 48m (57.6m2 Roll)
Vendor:AcuphonRegular price £155.04 £186.05Sale price £155.04 £186.05 Regular priceUnit price per£0.00 -
Acuphon PhonoMat 22 Pro Max Acoustic Underlay Mat - 15mm x 1200mm x 1000mm
Vendor:AcuphonRegular price £50.60 £60.72Sale price £50.60 £60.72 Regular priceUnit price per£0.00 -
Thermafleece SupaSoft Roll
Vendor:ThermafleecefromRegular price £57.43 £68.92Sale price £57.43 £68.92 Regular priceUnit price per£0.00 -
Thermafleece CosyWool Roll
Vendor:ThermafleecefromRegular price £95.23 £114.28Sale price £95.23 £114.28 Regular priceUnit price per£0.00 -
Profloor Support Batten
Vendor:ProctorfromProctorFree Delivery over £1,000£1,200Regular price £6.22 £7.46Sale price £6.22 £7.46 Regular priceUnit price per£0.00 -
Promat Masterboard 6mm x 1220mm x 2400mm (50 Boards)
Vendor:PromatStandardFree Delivery over £380£456Regular price £3,328.10 £3,993.72Sale price £3,328.10 £3,993.72 Regular priceUnit price per£0.00 -
Promat Supalux 1.22m x 2.44m - All Sizes
Vendor:PromatfromStandardFree Delivery over £380£456Regular price £6,312.28 £7,574.74Sale price £6,312.28 £7,574.74 Regular priceUnit price per£0.00 -
Spacetherm CBS - All Sizes
Vendor:ProctorfromProctorFree Delivery over £1,000£1,200Guide Price: £37.50 Guide Price: £45.00 -
Unilin Thin-R 2.4m x 1.2m - All Sizes
Vendor:UnilinfromUnilinFree Delivery over £350£420Regular price £13.94 £16.73Sale price £13.94 £16.73 Regular priceUnit price per£0.00 -
Superfoil SF6 30mm x 1.2m x 10m
Vendor:SuperfoilRegular price £66.00 £79.20Sale price £66.00 £79.20 Regular priceUnit price per£0.00 -
EssentialsTyvek AirGuard Control 50m x 1.5m
Vendor:TyvekEssentialsFree Delivery over £250£300Regular price £141.60 £169.92Sale price £141.60 £169.92 Regular priceUnit price per£0.00 -
Black Mountain Natuwool Rolls - All Sizes
Vendor:Black MountainfromStandardFree Delivery over £380£456Regular price £73.74 £88.49Sale price £73.74 £88.49 Regular priceUnit price per£0.00 -
Black Mountain Natuwool Batts (1.2m x 0.4m) - All Sizes
Vendor:Black MountainfromStandardFree Delivery over £380£456Regular price £35.41 £42.49Sale price £35.41 £42.49 Regular priceUnit price per£0.00 -
Ecotherm Eco Torch 1.2m x 0.6m - All Thicknesses
Vendor:EcothermfromStandardFree Delivery over £380£456Guide Price: £69.83 Guide Price: £83.80
Insulation | Insulation Materials | Building Supplies
Insulation
Insulation plays a vital role in improving energy efficiency, reducing heat loss, and creating a more comfortable indoor environment throughout the year. At Build4Less, you can explore a wide range of insulation products, including loft insulation, wall insulation, floor insulation, acoustic insulation, and insulation boards suitable for both residential and commercial projects. Our insulation solutions are designed to help lower energy bills, improve thermal performance, and support modern building regulations while delivering long-lasting reliability and performance.
What is Insulation?
Insulation refers to budget-friendly insulation materials that meet standard building performance requirements without the premium price tag. These products are ideal for projects where cost efficiency is a priority, while still ensuring compliance with UK building regulations.
Typically used in walls, lofts, floors, and roofs, Insulation products provide effective thermal resistance and help minimise heat loss throughout your property.
Benefits of Insulation
- Cost-Effective Solution
Perfect for large-scale projects or budget-conscious builds without compromising performance. - Improved Energy Efficiency
Helps reduce heat loss, lowering energy bills and improving overall building performance. - Versatile Applications
Suitable for lofts, cavity walls, floors, and general insulation needs. - Easy Installation
Designed for quick and straightforward fitting, saving time on-site. - Reliable Thermal Performance
Meets standard insulation requirements for everyday construction projects.
Roof and Wall Insulation Panels
Composite Insulated Roof Panels
These panels, like the 333 Box Profile Composite, are ideal for roofing applications, offering excellent thermal performance and ease of installation. They come in various sizes and are suitable for both residential and commercial buildings.
General Purpose Insulation Boards
Products like Celotex GA4000 and Mannok Therm PIR boards are versatile and can be used in floors, walls, and roofs. These rigid boards provide high insulation values and are available in various thicknesses to meet different requirements.
Insulated Plasterboard
Insulated plasterboards, such as Celotex PL4000 and Kingspan Kooltherm, combine insulation and plasterboard, making them perfect for internal wall applications. They provide thermal insulation and a ready-to-decorate surface.
Specialised Insulation Products
Acoustic Insulation
Products like Knauf Acoustic Roll are designed to reduce sound transmission, making them ideal for use in walls and floors where sound insulation is a priority.
Thermal Bridging Boards
Celotex TB4000 is specifically designed to address thermal bridging, improving the energy efficiency of buildings by reducing heat loss at junctions and edges.
Aerogel Insulation
Spacetherm products, with their aerogel composition, offer superior thermal performance in a thinner profile, ideal for space-constrained applications.
Natural and Eco-Friendly Options
Sheepwool Insulation
100% Sheepwool Insulation rolls are an eco-friendly option, providing natural thermal and acoustic insulation. These are suitable for those looking for sustainable building materials.
Accessory Products
Foil Tape and Vapour Barriers
Foil tapes like SuperFOIL and Tyvek products are essential for sealing seams in foil-faced insulation to maintain continuity and performance. Vapour barriers help in controlling moisture ingress, enhancing the overall effectiveness of insulation.
Cavity Barriers and Firestops
Products like Timber Cavity Barrier and Party Wall Cavity Stop Socks are crucial for fire safety, preventing the spread of fire within cavity spaces.
Applications of Insulation
Insulation products are widely used across a variety of building projects, including:
- Residential new builds and refurbishments
- Loft and attic insulation upgrades
- Internal wall insulation systems
- Floor insulation for improved thermal comfort
- Garage and outbuilding insulation
Whether you're working on a home renovation or a new development, these materials provide a practical and efficient insulation solution.
Selecting the Right Insulation
When choosing insulation, consider the following:
- Application Area: Roof, wall, or floor insulation has different requirements.
- Thermal Performance: Higher R-values mean better insulation.
- Acoustic Needs: If soundproofing is a concern, opt for specialised acoustic insulation.
- Environmental Impact: Consider eco-friendly options like sheepwool for a lower environmental footprint.
- Building Regulations: Ensure the product meets local building codes and regulations.
In conclusion, the right insulation product can significantly enhance the comfort, energy efficiency, and safety of a building. Build4Less offers a range of products to meet diverse insulation needs, ensuring quality and performance.
Why Choose Build4Less for Insulation?
- Competitive prices on trusted insulation products
- Wide range of options for all project sizes
- Fast UK delivery to keep your project on schedule
- Expert support to help you choose the right materials
At Build4Less, we combine affordability with quality, ensuring you get the best insulation solutions for your budget and build.
To get the most out of your insulation project, consider pairing Insulation with complementary materials:
- Improve internal finishes with Standard Plasterboard, ideal for creating smooth walls and ceilings after insulation installation.
- Enhance thermal efficiency further using Insulated Plasterboard, combining insulation and finishing in one solution.
- For higher-performance projects, explore our range of Celotex Insulation Boards, offering excellent thermal resistance for walls, floors, and roofs.
These related products help you achieve a complete, efficient, and professional finish.
Frequently Asked Questions for Insulation
What is Insulation best used for?
Insulation is ideal for general-purpose insulation in lofts, walls, and floors where cost-effective thermal performance is required.
Is Insulation suitable for DIY projects?
Absolutely. Many products are easy to handle and install, making them suitable for both professionals and DIY users.
How does Insulation compare to premium insulation?
While premium insulation offers higher thermal performance and thinner profiles, Insulation provides a more budget-friendly option for standard applications.
Can Insulation help reduce energy bills?
Yes, by reducing heat loss, it improves energy efficiency and can significantly lower heating costs over time.
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