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Celotex CW4000
Verified today
Celotex
40 mm thick.
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Add to spec
Celotex CW4000
Verified today
Celotex
Select variant..
nbs-symbol
Add to spec
Celotex CW4000
Verified today
Celotex
Select variant..
nbs-symbol
Add to spec
Summary
PIR insulation for partial fill masonry cavity walls.
Product certifications
BBA Agrément Certificate
BBA FOR CELOTEX CW4000 PIR INSULATION FOR PARTIAL FILL CAVITY WALLS
Color
Silver, Cream
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Finish
Foil
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Material
Polyisocyanurate (PIR)
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Shape
Rectangle
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Length
450 mm
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Width
1200 mm
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Specification
Standard
To BS EN 13165.
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Third-party certification
BBA approved 16/5343; ISO 9001; ISO 14001; UKCA marked.
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Fire performance
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.
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Thermal conductivity (maximum)
0.022 W/m.K.
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Compressive strength at 10% deformation
Manufacturer’s standard.
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Cross section
Uniform thickness.
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Thickness (nominal)
40 mm.
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Face size (length x width)
1200 x 450 mm.
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Density
Manufacturer's standard.
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Recycled content
Manufacturer's standard.
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Facing
Foil.
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Edges
Square.
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Additional properties
Thermal resistance (R-value)
1.80 m²K/W.
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Handling
Manufacturer's standard.
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Sustainability data
Country of product manufacture
United Kingdom
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Manufacturing plant location
England, UK
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Material
Polyisocyanurate (PIR)
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© 2025 Hubexo North UK Ltd. All rights reserved.
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