120mm SOPRATHERM XR4120 PIR Insulation Board

120mm SOPRATHERM XR4000 PIR Insulation Board (formerly Celotex XR4000) is a high-performance polyisocyanurate (PIR) insulation board designed for a wide range of building applications. With a declared thermal conductivity of 0.022 W/mK, this rigid insulation board delivers excellent thermal efficiency while helping to reduce heat loss and improve the overall energy performance of buildings.

The 120mm Soprema SOPRATHERM insulation boards are manufactured with aluminium foil facings, which enhance thermal performance and help provide an effective vapour control layer when correctly installed.

120mm SOPRATHERM XR4000 is available in thicknesses from 20mm to 40mm and is BBA certified for a range of applications, including:

1. Pitched roof insulation
2. Internal dry lining systems
3. Floor insulation

Pack Size & Coverage

1. Brand: Soprema
2. Product Range: SOPRATHERM XR4120 (formerly Celotex XR4000)
3. Thickness: 120mm
4. Dimensions: 2400 × 1200 mm
5. Board Length: 2400mm
6. Board Width: 1200mm
7. Board Coverage: 2.88m2
8. Pieces Per Pack: 1
9. Thermal Conductivity: 0.022W/mK
10. Thermal resistance (Rd): 5.50 m².K/W
11. Compressive Strength: 120 kPa
12. Density: 31kg/m3
13. Fire Rating: Euroclass F
14. Material: PIR
15. Finishing top: Alu-kraft
16. Finishing bottom: Alu-kraft
17. Edge Profile: Straight
18. Facing: Low Emissivity Foil
19. Aluminium foil surface emissivity: 0.05
20. Weight (kg/m2): 0.79kg/m2
21. BBA certified: Certificate 25/7318 (Pitched Roof, Dry Lining, Floor Insulation)

Soprema XR4120 Applications

120mm SOPRATHERM insulation boards can be used in many applications. They are multi purpose boards, which means they can be used for a variety of uses. Furthermore, they are easy to cut and install. Typical 120mm SOPRATHERM applications include:

1. Concrete Slab (Ground Floor)
2. Suspended Timber Joist (Ground Floor)
3. Beam and Block (Ground Floor)
4. Upgrading Existing Concrete Slab (Ground Floor)
5. Timber Frame Internal Linings (External Wall)
6. Timber Frame Sheathing (External Wall)
7. Between Timber Frame Studs (External Wall)
8. Solid Masonry Internal Linings (External Wall)
9. Over Timber Rafters (Pitched Roof)
10. Sarking (Pitched Roof)
11. Below Timber Rafters (Pitched Roof)
12. Between Timber Rafters (Pitched Roof)
13. Loft Insulation – Between and Over Timber Joists (Pitched Roof)
14. Balconies & Terraces Over Joists (Flat Roof)
15. Between Timber Joists (Flat Roof)
16. Below Timber Joists (Flat Roof)

These applications are covered under BBA Certificate 25/7318, confirming the product’s suitability for use in defined construction systems when installed in accordance with the manufacturer’s guidelines.

Fire Performance

SOPRATHERM XR4000 achieves a Reaction to Fire classification of Euroclass F, tested in accordance with BS EN 13501-1.

Under current UK Building Regulations regarding combustibility, this product must not be used within the external walls of relevant buildings over 11 metres in height.

Compliance and Installation

SOPRATHERM PIR insulation boards should always be specified, installed and detailed in accordance with:

• UK Building Regulations
• Relevant statutory guidance
• Applicable British Standards

The manufacturer’s installation instructions Correct specification and installation will ensure the insulation performs effectively within the building fabric and meets regulatory requirements.

Info

Have a browse of our Sopratherm Insulation products. We supply to the entire UK Mainland. If you’d like to talk through the suitability of some products for your project, or get a quantity discount quotation please call us by phone on 02039519012 / 02038839057, email sales@insulationstoreonline.co.uk or Live Chat - Lowest UK Insulation Prices near me.