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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STS Screws & Washers for Tile Backing Board - Pack of 50
Vendor:STS UKRegular price £13.21 £15.85Sale price £13.21 £15.85 Regular priceUnit price per£0.00 -
Micafil Vermiculite Loose Fill Loft Insulation (Large Grade) 110 Litre Bag
Vendor:DupreDupreFree Delivery over £450£540Guide Price: £53.19 Guide Price: £63.83 -
Multiwall Polycarbonate Sheet Bronze 4000mm x 1250mm x 35mm
Vendor:B4L RoofingRegular price £212.25 £254.70 -
High Temperature Pipe Insulation UN-SLIT - All Sizes
Vendor:ArmaflexfromArmaflexFree Delivery over £350£420Regular price £281.49 £337.79Sale price £281.49 £337.79 Regular priceUnit price per£0.00 -
High Temperature Pipe Insulation Adhesive - All Sizes
Vendor:ArmaflexfromArmaflexFree Delivery over £350£420Regular price £26.56 £31.87Sale price £26.56 £31.87 Regular priceUnit price per£0.00 -
Save up to 21%Forgefix Loft Leg (Box of 12) - All Sizes
Vendor:ForgefixfromForgefixFree Delivery over £80£96Regular price £11.90 £14.28Sale price £11.90 £14.28 Regular priceUnit price per£14.98£17.98Sale -
Rubaflex Class O Nitrile Pipe Insulation UN-SLIT - All Sizes
Vendor:RubaflexfromRubaflexFree Delivery over £350£420Regular price £102.73 £123.28Sale price £102.73 £123.28 Regular priceUnit price per£0.00 -
Multiwall Polycarbonate Sheet Bronze/Opal 3000mm x 1050mm x 25mm
Vendor:B4L RoofingRegular price £110.23 £132.28 -
Steico Flex 036 Wood Fibre Insulation Batts - All Sizes
Vendor:SteicofromRegular price £27.94 £33.53Sale price £27.94 £33.53 Regular priceUnit price per£0.00 -
Permo Frame Anthracite - All Sizes
Vendor:KloberfromKloberFree Delivery over £325£390Regular price £153.32 £183.98Sale price £153.32 £183.98 Regular priceUnit price per£0.00 -
Sepa Solar 1.5m x 50m (75m2)
Vendor:KloberKloberFree Delivery over £325£390Regular price £364.41 £437.29Sale price £364.41 £437.29 Regular priceUnit price per£0.00 -
Kemwell MP-1000 6mm x 2400mm x 1200mm (100 Sheets per Pallet)
Vendor:Kemwell FireGuide Price: £4,008.73 Guide Price: £4,810.48 -
Superfoil SFTV-FR - All Sizes
Vendor:SuperfoilfromRegular price £29.84 £35.81Sale price £29.84 £35.81 Regular priceUnit price per£0.00 -
IKO Enertherm ALU 25mm x 2.4m x 1.2m
Vendor:IKO PIRStandardFree Delivery over £350£420Regular price £15.86 £19.03Sale price £15.86 £19.03 Regular priceUnit price per£0.00 -
IKO Enertherm ALU 110mm x 2.4m x 1.2m
Vendor:IKO PIRStandardFree Delivery over £350£420Regular price £49.98 £59.98Sale price £49.98 £59.98 Regular priceUnit price per£0.00 -
Eolis HC 135mm x 1.5m x 8m (12m2 Roll)
Vendor:ActisStandardFree Delivery over £350£420Regular price £185.71 £222.85Sale price £185.71 £222.85 Regular priceUnit price per£0.00 -
High Density EPS 200E 30mm x 600mm x 1200mm (Pack of 20)
Vendor:EPSStandardFree Delivery over £350£420Guide Price: £124.44 Guide Price: £149.33 -
Multiwall Polycarbonate Sheet Athermic 3500mm x 1400mm x 25mm
Vendor:B4L RoofingRegular price £171.40 £205.68 -
Danosa Confordan Polyethylene Film - 15m x 0.95m
Vendor:DanosaRegular price £64.20 £77.04Sale price £64.20 £77.04 Regular priceUnit price per£0.00 -
Multiwall Polycarbonate Sheet Athermic 4000mm x 800mm x 25mm
Vendor:B4L RoofingRegular price £124.76 £149.71 -
Danosa Fonodan 900 Double Layer Acoustic Membrane - 10m x 0.92m
Vendor:DanosaRegular price £78.89 £94.67Sale price £78.89 £94.67 Regular priceUnit price per£0.00 -
Pipe Insulation Adhesive - All Sizes
Vendor:ArmaflexfromArmaflexFree Delivery over £350£420Regular price £18.35 £22.02Sale price £18.35 £22.02 Regular priceUnit price per£0.00 -
Rubaflex Class O Nitrile Pipe Insulation SLIT - All Sizes
Vendor:RubaflexfromRubaflexFree Delivery over £350£420Regular price £102.73 £123.28Sale price £102.73 £123.28 Regular priceUnit price per£0.00 -
Multiwall Polycarbonate Sheet Bronze 4500mm x 2100mm x 25mm
Vendor:B4L RoofingRegular price £303.04 £363.65 -
Kemwell FP-900 2400mm x 1200mm - All Sizes
Vendor:Kemwell FirefromGuide Price: £7,174.67 Guide Price: £8,609.60 -
IKO Easyseal Air and Vapour Control Layer - 15m x 1m (Pallet of 25)
Vendor:IKORegular price £2,611.11 £3,133.33Sale price £2,611.11 £3,133.33 Regular priceUnit price per£0.00 -
IKO Enertherm ALU 75mm x 2.4m x 1.2m
Vendor:IKO PIRStandardFree Delivery over £350£420Regular price £33.89 £40.67Sale price £33.89 £40.67 Regular priceUnit price per£0.00 -
IKO Enertherm ALU 120mm x 2.4m x 1.2m
Vendor:IKO PIRStandardFree Delivery over £350£420Regular price £50.89 £61.07Sale price £50.89 £61.07 Regular priceUnit price per£0.00 -
High Density EPS 200E 90mm x 600mm x 1200mm (Pack of 6)
Vendor:EPSStandardFree Delivery over £350£420Guide Price: £130.44 Guide Price: £156.53 -
High Density EPS 200E 20mm x 600mm x 1200mm (Pack of 30)
Vendor:EPSStandardFree Delivery over £350£420Guide Price: £124.44 Guide Price: £149.33 -
STS Insulation Board 1.2m x 0.6m (Pallet of 10) - All Sizes
Vendor:STS UKfromRegular price £104.11 £124.93Sale price £104.11 £124.93 Regular priceUnit price per£0.00 -
Novia Black+ Ultra DIY Kit
Vendor:NoviaNovia RollsFree Delivery over £1,100£1,320Regular price £101.40 £121.68Sale price £101.40 £121.68 Regular priceUnit price per£0.00 -
Steico Therm Internal Wood Fibre Insulation Board SE - All Sizes
Vendor:SteicofromRegular price £5.10 £6.12Sale price £5.10 £6.12 Regular priceUnit price per£0.00 -
Steico Universal Dry Wood Fibre Internal/External Render Board T&G - All Sizes
Vendor:SteicoRegular price £22.06 £26.47Sale price £22.06 £26.47 Regular priceUnit price per£0.00 -
Danosa Fonodan BJ Auto Adhesive Tape - 10m x 0.47m
Vendor:DanosaRegular price £36.78 £44.14Sale price £36.78 £44.14 Regular priceUnit price per£0.00 -
Danosa Self Dan Self Adhesive Bituminous Tape
Vendor:DanosafromRegular price £12.90 £15.48Sale price £12.90 £15.48 Regular priceUnit price per£0.00
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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