140mm Celotex Thermaclass Cavity Wall 21 - Rigid PIR Full Fill Cavity Insulation Board (pack of 4)
Guide Price
140mm Celotex Thermaclass Cavity Wall 21 - Rigid PIR Full Fill Cavity Insulation Board (pack of 4)
Guide Price: £112.76 (£135.31 inc VAT)
Price per m2: £52.20/m2 (£62.64 inc VAT)
- Product Code: A1-4777
- Delivery Time: up to 7 days
- Brand: Celotex (Tech. support: 01473820850)
- Model and Size: 1190x450mm - 2.16m2
- Weight: 9.29kg
Our ratings on 15-09-2025:
4.8 out of 5
Brand: Iko
Model and Size: 1200mm x 2400mm - 8.64m2
Delivery Time: 2 - 3 working days
140mm IKO Enertherm ALU PIR Rigid Insulation Board is a versatile insulation board with a rigid polyisocyanurate (PIR) foam core, clad on both sides with reflective aluminium. The seven-layer gas-tight aluminium lamination enhances resistance to fire and water ingress. It’s made without CFC, HCFC, ..
Celotex_Thermaclass_Cavity_Wall_21_Install_Guide.pdf
Brand: Celotex
Model and Size: 1200x2400mm - 46.08m2
Delivery Time: 1 - 5 working days
Celotex GD5060 is a premium performance PIR insulation bonded to 12.5mm tapered edge plasterboard. Allows for the installation of both the insulation and plasterboard in one operation, thereby reducing installation time. Simplifies compliance to current building regulations for the upgrade of i..
Brand: Celotex
Model and Size: 1200mm x 450mm - 3.24m2
Delivery Time: 2 - 3 working days
100mm Celotex CW4000 is an insulation board aimed specifically at partial fill cavity wall applications. It comprises a polyisocyanurate rigid foam insulation core, with a thermal conductivity of 0.022 W/mK and low emissivity aluminium foil facings on both sides. CW4000 is manufactured from rig..
£62.02
£74.42 inc VAT
Guide Price
Brand: Celotex
Model and Size: 2400x1200mm - 57.60m2
Delivery Time: Out Of Stock
120mm Celotex Crown-Fix is a brand new product for use in flat roof systems. Representing the next phase of Celotex innovation, Crown-Fix is a high performance rigid polyisocyanurate (PIR) insulation which delivers excellent dimensional stability and added robustness in a mechanically fixed sin..
Guide Price: £2,595.58
£3,114.70 inc VAT
Brand: Celotex
Model and Size: 2400x1200mm - 2.88m2
Delivery Time: 1-3 working days
Celotex XR4130 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. XR4130 is also appropriate for use in floors and walls. With low emissivity foil facings, XR4130 is ma..
£61.93
£74.32 inc VAT
Brand: Celotex
Model and Size: FF4000 1200x2400 - 48.96m2
Delivery Time: 3 - 5 days
70mm Celotex FF4000 Underfloor Heating Board (pack of 17) | FF 4070
Size: 1200mm x 2400mm
Area per pack: 48.96m2
Thermal conductivity: 0.022 W/Mk
R-Value: 3.15m2K/W
Compressive strength: ≥150kPa
Water vapour resistance: >150 MNs/g
Weight: 2.45kg/m2
&..
Guide Price
Brand: Celotex
Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
Celotex TB4035 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. TB4012 is also appropriate for use in floors and walls. With low emissivity foil facings, TB4012 is manufac..
Guide Price: £51.21
£61.45 inc VAT