Delivery address
Collection branch

120mm x 2400mm x 1200mm Celotex PIR Insulation Board XR4000

778050
120mm x 2400mm x 1200mm Celotex PIR Insulation Board XR4000
120mm x 2400mm x 1200mm Celotex PIR Insulation Board XR4000
Hover Over to Zoom In
120mm x 2400mm x 1200mm Celotex PIR Insulation Board XR4000
120mm x 2400mm x 1200mm Celotex PIR Insulation Board XR4000

Overview

  • Excellent thermal performance with a thermal conductivity of 0.022 W/m.K, reducing the thickness of insulation required to hit the target U-value.
  • Low emissivity foil facing provides improved thermal performance in sealed cavity air spaces, improving the achievable U-value.
  • Soprema boards are light and rigid assisting with ease of transportation, handling and fitting.
  • Sopratherm XR4000 has been assessed by the BBA as fit for use in defined roof, wall and floor applications if installed, used and maintained as set out in the certificate. Please read the certification at insulation-UK.com/ BBA for full details and restrictions.
  • To ensure we are providing you with the most up to date information available please visit our Manufacturer Technical Information page

Technical specification

Length
2400 mm
Thickness
120 mm
Width
1200 mm
Material
PIR
Coverage
2.88 m2
Thermal Conductivity
0.022 W/mK
Certifications Met
BBA Certificate Number 16/5352 BBA Certificate Number 17/5405
Type
Insulation Boards
Range Description
Insulation Board
Made To Order
N
Brand Name
SOPREMA
Manufacturer Model No
XR4120

Reviews

Be the first to review this product.
Retail price

£131.93

per sheet
£109.94 ex. vat
Trade price
£113.23
Inc. VAT
Save with a Trade account
Enter postcode for local availability
Select collection branch for local availability
Please enter your delivery postcode...
Please select your collection branch...

Related products

Knauf Insulation OmniFit Slab 1.2m in length, 60cm in width, and has a thickness of 5cm, providing a total coverage area of 7.20m2. An A1 Non-Combustible Rock Mineral Wool slab, manufactured using Knauf Insulation's unique ECOSE Technology and designed for use in multiple applications, including internal partitions, timber and metal studs, and in between timber rafters and floor joists.
Length
1200 mm
Thickness
50 mm
Width
600 mm
Material
Rock Mineral Wool
Colour
Brown
Thermal Conductivity
0.035 W/mK
Usage
Multi-Application
Coverage
7.2 m2
Pack Quantity
10
Certifications Met
Euroclass A1 Reaction to Fire Classification, Eurofins Gold
Type
Insulation Slabs
Manufacturer Model No
2411339
Brand Name
Knauf Insulation
Range Description
Rock Universal Slab

£81.36

per pack (Inc. VAT)
Loading...
Loading...
ckwool Sound Insulation Slab, measuring 1.2m x 60cm x 10cm, covers 4.32m2. Designed for internal walls and floors, it reduces noise between rooms and neighbouring properties, while offering excellent fire resistance. Made from stone, its dense, open-porous structure absorbs sound and prevents vibrations. Non-combustible, it withstands temperatures up to 1,000C, serving as a fire barrier to enhance safety and protect property.
Brand Name
Rockwool
Manufacturer Model No
180889
Length
1200 mm
Thickness
100 mm
Width
600 mm
Material
Stone Wool
Usage
Sound Proofing
Coverage
4.32 m2
Fire Retardant
Euroclass A1 - Non Combustible
Thermal Conductivity
0.038 W/mK
Thermal Resistance R Value
2.63 m2K/W
Certifications Met
BS EN 13162
Type
Insulation Slabs

£94.45

each (Inc. VAT)
Loading...
Loading...
TLX Multifoil Pitched Roof Insulation Gold: 10 m long, 1.2 m wide, 3.3 cm thick, covering 12 m2. A dual-function breather membrane that vapour vents and insulates like PIR, enhancing thermal performance without condensation or roof height changes. Suitable for refurbishments and new builds, preventing condensation and improving insulation. SD intelligent technology increases ventilation with moisture, removing the need for a vapour barrier. Lightweight, easy to install, with BBA certification and LABC approval. Ideal for historic, public, and social housing, barn conversions, new builds, and extensions.
Brand Name
TLX
Length
10000 mm
Thickness
33 mm
Width
1200 mm
Material
Multifoil
Usage
Roof
Coverage
12 m2
Fire Retardant
N
Pack Quantity
1
Type
Roof Insulation

£209.99

per roll (Inc. VAT)
Loading...
Loading...
Partial fill cavity wall PIR insulation. Fibre free rigid insulation core with aluminium foil composite to both sides. The boards are conveniently sized to co-ordinate with brick and block dimensions and allow the insertion of wall ties at the appropriate spacing.
Length
1200 mm
Thickness
75 mm
Width
450 mm
Material
Rigid polyisocyanurate PIR foam core with aluminium foil composite to both sides
Usage
New build and upgrading thermal performance of existing cavity walls
Thermal Conductivity
0.022 W/mK
Type
Wall Insulation
Brand Name
Ecotherm

£33.53

per sheet (Inc. VAT)
Loading...
Loading...
Knauf Insulation Rocksilk RS45 50mm 7.20m2
Knauf Insulation Rocksilk RS45 50mm 7.20m2
Knauf Insulation OmniFit Slab 1.2m in length, 60cm in width, and has a thickness of 5cm, providing a total coverage area of 7.20m2. An A1 Non-Combustible Rock Mineral Wool slab, manufactured using Knauf Insulation's unique ECOSE Technology and designed for use in multiple applications, including internal partitions, timber and metal studs, and in between timber rafters and floor joists.
£81.36 per pack (Inc. VAT)
Rockwool Sound Insulation Slab 1200 x 600 x 100mm (4.32m2)
Rockwool Sound Insulation Slab 1200 x 600 x 100mm (4.32m2)
ckwool Sound Insulation Slab, measuring 1.2m x 60cm x 10cm, covers 4.32m2. Designed for internal walls and floors, it reduces noise between rooms and neighbouring properties, while offering excellent fire resistance. Made from stone, its dense, open-porous structure absorbs sound and prevents vibrations. Non-combustible, it withstands temperatures up to 1,000C, serving as a fire barrier to enhance safety and protect property.
£94.45 each (Inc. VAT)
TLX Multifoil Insulation Gold 1200mm x 10m (12m2/Pack)
TLX Multifoil Insulation Gold 1200mm x 10m (12m2/Pack)
TLX Multifoil Pitched Roof Insulation Gold: 10 m long, 1.2 m wide, 3.3 cm thick, covering 12 m2. A dual-function breather membrane that vapour vents and insulates like PIR, enhancing thermal performance without condensation or roof height changes. Suitable for refurbishments and new builds, preventing condensation and improving insulation. SD intelligent technology increases ventilation with moisture, removing the need for a vapour barrier. Lightweight, easy to install, with BBA certification and LABC approval. Ideal for historic, public, and social housing, barn conversions, new builds, and extensions.
£209.99 per roll (Inc. VAT)
Ecotherm Eco-cavity 1200 x 450 x 75mm Cavity Wall Insulation CAV75
Ecotherm Eco-cavity 1200 x 450 x 75mm Cavity Wall Insulation CAV75
Partial fill cavity wall PIR insulation. Fibre free rigid insulation core with aluminium foil composite to both sides. The boards are conveniently sized to co-ordinate with brick and block dimensions and allow the insertion of wall ties at the appropriate spacing.
£33.53 per sheet (Inc. VAT)