Insulation

We have a huge range of insulation from all the top brands, covering all applications from floor, roof, loft, wall and more. Browse below or contact Build4less on Live Chat or by phone 020 3481 1978 if you need guidance
Eco Cavity 0.45m x 1.2m - All Thicknesses
Eco Cavity 0.45m x 1.2m All Sizes - Ecotherm
Vendor
Ecotherm
Regular price
from £40.19 £48.23
Sale price
from £40.19 £48.23
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£0.00
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Isover Batt - CWS 36 (1.2m x 0.45m) All Sizes - Pallet Quantity
Isover Batt - CWS 36
Vendor
Isover
Regular price
from £699.95 £839.94
Sale price
from £699.95 £839.94
Regular price
£0.00
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Isover Batt - CWS 32 (All Sizes) 1.2m x 0.45m
Isover Batt - CWS 32
Vendor
Isover
Regular price
from £650.00 £780.00
Sale price
from £650.00 £780.00
Regular price
£0.00
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Mannok Cavity 0.45m x 1.2m All Sizes
Quinntherm Cavity 0.45m x 1.2m All Sizes - Quinntherm Insulation
Vendor
Mannok
Regular price
from £49.00 £58.80
Sale price
from £49.00 £58.80
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£0.00
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Recticel Eurowall Cavitywall 1.2m x 0.45m - All Sizes
Recticel Eurothane Cavitywall 1.2m x 0.45m - All Sizes - Recticel Insulation
Vendor
Recticel
Regular price
from £0.00 £0.00
Sale price
from £0.00 £0.00
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£0.00
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Ballytherm 2.4m x 1.2m All Sizes
Ballytherm 2.4m x 1.2m
Vendor
Ballytherm
Regular price
from £16.20 £19.44
Sale price
from £16.20 £19.44
Regular price
£0.00
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Safe-R 2.4m x 1.2m All Size
Safe-R 2.4m x 1.2m
Vendor
Unilin
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
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£0.00
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BASF Styrodur XPS (1265mm x 615mm) All Sizes
BASF Styrodur XPS
Vendor
BASF
Regular price
from £78.02 £93.62
Sale price
from £78.02 £93.62
Regular price
£0.00
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SuperCLOSE XPS Insulated Cavity Closer 150mm x 20mm - 2.4m Length (10 Per Pack)
Vendor
Superfoil
Regular price
£113.67 £136.40
Sale price
£113.67 £136.40
Regular price
£0.00
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Isomax Channel 1.8m
Vendor
Karma
Regular price
£4.48 £5.38
Sale price
£4.48 £5.38
Regular price
£0.00
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IsoMax Acoustic Isolation Clip
Vendor
Karma
Regular price
£4.35 £5.22
Sale price
£4.35 £5.22
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£0.00
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Karma High Tack Tape 50m x 100mm
Vendor
Karma
Regular price
£12.00 £14.40
Sale price
£12.00 £14.40
Regular price
£0.00
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Karma Masspanel 30mm x 1200mm x 600mm
Vendor
Karma
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
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£0.00
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Everbuild 502 Adhesive 1L Tube (25m2)
Vendor
Karma
Regular price
£5.15 £6.18
Sale price
£5.15 £6.18
Regular price
£0.00
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Karma Joistdeck 37mm x 2400mm x 600mm
Vendor
Karma
Regular price
£45.98 £55.18
Sale price
£45.98 £55.18
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£0.00
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Isolation Tape 15m x 6mm - All Sizes
Vendor
Karma
Regular price
from £6.99 £8.39
Sale price
from £6.99 £8.39
Regular price
£0.00
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Karma Visco 1200mm x 600mm - All Sizes
Vendor
Karma
Regular price
from £25.70 £30.84
Sale price
from £25.70 £30.84
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£0.00
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Abfoam NF Sheet + SAB Light Grey 2m x 1.2m - All Sizes
Vendor
H and H Acoustics
Regular price
from £0.00 £0.00
Sale price
from £0.00 £0.00
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£0.00
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Abfoam NF Sheet Black 2 x 1.2m - All Sizes
Vendor
H And H Acoustics
Regular price
from £0.00 £0.00
Sale price
from £0.00 £0.00
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£0.00
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Abfoam F Sheet + SAB Light Grey 2 x 1.2m - All Sizes
Vendor
H And H Acoustics
Regular price
from £14.36 £17.23
Sale price
from £14.36 £17.23
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£0.00
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Abfoam F Sheet Light Grey 2 x 1.2m - All Sizes
Vendor
H And H Acoustics
Regular price
from £4.11 £4.93
Sale price
from £4.11 £4.93
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£0.00
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Barrier Mat 2 x 1.2m - All Sizes
Vendor
H And H Acoustics
Regular price
from £20.67 £24.80
Sale price
from £20.67 £24.80
Regular price
£0.00
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Bitumen Damping Sheet Alu Facing 1.5 x 1m - All Sizes
Vendor
H And H Acoustics
Regular price
from £0.00 £0.00
Sale price
from £0.00 £0.00
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£0.00
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Bitumen Damping Sheet 1.5 x 1m - All Sizes
Vendor
H And H Acoustics
Regular price
from £11.36 £13.63
Sale price
from £11.36 £13.63
Regular price
£0.00
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per 
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Melatech B Sheet + SAB White 2.4 x 1.25m - All Sizes
Vendor
H And H Acoustics
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
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£0.00
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Melatech G+ Sheet + SAB Light Grey 2.4 x 1.25m - All Sizes
Vendor
H And H Acoustics
Regular price
from £48.04 £57.65
Sale price
from £48.04 £57.65
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£0.00
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Melatech B Sheet White 2.4 x 1.25m - All Sizes
Vendor
H And H Acoustics
Regular price
£0.00 £0.00
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£0.00 £0.00
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£0.00
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Envirosound DB Sheet 2.4 x 1.2m - All Sizes
Envirosound DB Sheet 2.4 x 1.2m - All Sizes - H&H Acoustics Insulation
Vendor
H And H Acoustics
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
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£0.00
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Envirosound UV Sheet 2.4 x 1.2m - All Sizes
Envirosound UV Sheet 2.4 x 1.2m - All Sizes - H&H Acoustics Insulation
Vendor
H And H Acoustics
Regular price
from £49.03 £58.84
Sale price
from £49.03 £58.84
Regular price
£0.00
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per 
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Envirosound FR Sheet 2.4 x 1.2m - All Sizes
Vendor
H And H Acoustics
Regular price
from £49.03 £58.84
Sale price
from £49.03 £58.84
Regular price
£0.00
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per 
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2.4Kg PVA Damping Sheet 1.6 x 1m
Vendor
H And H Acoustics
Regular price
£48.15 £57.78
Sale price
£48.15 £57.78
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£0.00
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25mm Ductilag Sheet 2 x 1.2m
Vendor
H And H Acoustics
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
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£0.00
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Kingspan GreenGuard GG500 600mm x 1250mm - All Sizes
Vendor
Kingspan
Regular price
from £8.46 £10.15
Sale price
from £8.46 £10.15
Regular price
£0.00
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per 
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Kingspan GreenGuard GG700 600mm x 1250mm - All Sizes
Vendor
Kingspan
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
Regular price
£0.00
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per 
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Superfoil SF60 100mm x 1.5m x 8m
Superfoil SF60FR 100mm x 1.5m x 8m - Superfoil Insulation
Vendor
Superfoil
Regular price
£235.86 £283.03
Sale price
£235.86 £283.03
Regular price
£0.00
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per 
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Superfoil SF40BB 75mm x 1.5m x 10m
Superfoil SF40BB 75mm x 1.5m x 10m - Superfoil Insulation
Vendor
Superfoil
Regular price
£205.87 £247.04
Sale price
£205.87 £247.04
Regular price
£0.00
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per 
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Superfoil SF19BB (All Sizes)
Superfoil SF19BB (All Sizes) - Superfoil Insulation
Vendor
Superfoil
Regular price
from £117.28 £140.74
Sale price
from £117.28 £140.74
Regular price
£0.00
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Rockfibre Insulated DPC - All Sizes
Rockfibre Insulated DPC - All Sizes - ARC Insulation
Vendor
ARC
Regular price
from £375.92 £451.10
Sale price
from £375.92 £451.10
Regular price
£0.00
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Insulated DPC - All Sizes
Insulated DPC - All Sizes - ARC Insulation
Vendor
ARC
Regular price
from £299.12 £358.94
Sale price
from £299.12 £358.94
Regular price
£0.00
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per 
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Eco-Closer Plus - All Sizes
Eco-Closer Plus - All Sizes - ARC Insulation
Vendor
ARC
Regular price
from £45.95 £55.14
Sale price
from £45.95 £55.14
Regular price
£0.00
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Eco-Closer Single Flange - All Sizes
Eco-Closer Single Flange - All Sizes - ARC Insulation
Vendor
ARC
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
Regular price
£0.00
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Contract-Closer - All Sizes
Contract-Closer - All Sizes - ARC Insulation
Vendor
ARC
Regular price
from £84.07 £100.88
Sale price
from £84.07 £100.88
Regular price
£0.00
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per 
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Smart-Closer Plus Single Flange - All Sizes
Smart-Closer Plus Single Flange - All Sizes - ARC Insulation
Vendor
ARC
Regular price
£0.00 £0.00
Sale price
£0.00 £0.00
Regular price
£0.00
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Smart-Closer - All Sizes
Smart-Closer - All Sizes - ARC Insulation
Vendor
ARC
Regular price
from £77.81 £93.37
Sale price
from £77.81 £93.37
Regular price
£0.00
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per 
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Fire Stop Strip - All Sizes
Vendor
ARC
Regular price
from £73.55 £88.26
Sale price
from £73.55 £88.26
Regular price
£0.00
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per 
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Rainscreen Barrier - All Sizes
Vendor
ARC
Regular price
from £271.92 £326.30
Sale price
from £271.92 £326.30
Regular price
£0.00
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per 
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Fire Stop Slab - All Sizes
Fire Stop Slab - All Sizes - ARC Insulation
Vendor
ARC
Regular price
from £230.90 £277.08
Sale price
from £230.90 £277.08
Regular price
£0.00
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per 
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T-Barrier Timber Frame (vertical) - All Sizes
T-Barrier Timber Frame (vertical) - All Sizes - ARC Insulation
Vendor
ARC
Regular price
from £150.32 £180.38
Sale price
from £150.32 £180.38
Regular price
£0.00
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Insulation plays a crucial role in building construction, offering thermal efficiency, soundproofing, and fire resistance. Build4Less offers a comprehensive range of insulation products catering to various needs. Let's delve into the different types of insulation available and their practical uses.

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.

Selecting the Right Insulation

When choosing insulation, consider the following:

  • Application Area: Roof, wall, or floor insulation have 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.

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