Suitable for floor, wall, and roof applications:

• Roofs - Pitched Roof Insulation - Loft Insulation.
• Roofs - Pitched Roof Insulation - Between Rafters.
• Roofs - Pitched Roof Insulation - Between and Under Rafters.
• Roofs - Pitched Roof Insulation - Between and Over Rafters.
• Roofs - Pitched Roof Insulation - Pitched Roof Sarking.
• Roofs - Flat Roof Insulation - Balconies and Terraces.
• Roofs - Flat Roof Insulation - Between and Under Joists.
• Walls - External Wall Insulation - Timber Frame Walls.
• Floors - Ground Floor - Beam and Block Floors.
• Floors - Ground Floor Insulation - Concrete Slab Ground Floors.
• Floors - Ground Floor Insulation - Upgrading Concrete Slab Floors.
• Floors - Ground Floor Insulation - Suspended Timber Floors.

Celotex XR4000 is a rigid thermal insulation board made of PIR foam, featuring a low-emissivity foil facing.

Features and benefits:

• Lightweight 2400 x 1200 mm boards.
• Low emissivity foil facing.
• BBA certified.
• Good thermal performance.

Fire Classification

Euroclass F Reaction to Fire classification, according to BS EN 13501-1. Products with this level of classification are not provided with a rating for smoke emission.

Key Considerations

When using Celotex XR4000, you need to satisfy yourself that use of the product meets all relevant national Building Regulations and guidance as well as local, national and other applicable standards relevant for your construction or application, including requirements in relation to fire and applicable height restrictions.

Please refer to the following product documents:

• Product Datasheet
• BBA Certificate
• Declaration of Performance
• Health & Safety Datasheet

Celotex XR4000 should not be used in the external walls of buildings over 11 metres in height. Recent changes to Building Regulations mean that only non-combustible insulation or insulation of limited combustibility should be used in buildings of that height.