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Insulated Render Systems

115mm Celotex Thermaclass Cavity Wall 21 - Rigid PIR Full Fill Cavity Insulation Board (pack of 5)

115mm Celotex Thermaclass Cavity Wall 21 - Rigid PIR Full Fill Cavity Insulation Board (pack of 5)
115mm Celotex Thermaclass Cavity Wall 21 - Rigid PIR Full Fill Cavity Insulation Board (pack of 5)
Guide Price: £87.81 (£105.37 inc VAT)
Price per m2: £32.52/m2 (£39.03 inc VAT)
  • Product Code: A1-4776
  • Delivery Time: up to 7 days
  • Brand: Celotex
    • (Tech. support: 01473820850)
  • Model and Size: 1190x450mm - 2.7m2
  • Weight: 9.59kg
Our ratings on 21-01-2025:
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4.7 out of 5 - Excellent
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115mm Celotex Thermaclass Cavity Wall 21 - Rigid PIR Full Fill Cavity Insulation Board (pack of 5)

Width: 450mm
Length: 1190mm
Pack Coverage: 2.7m2
Pack Quantity: 5
Weight/m2: 3.55kg
Weight: 9.59kg
Thermal Conductivity: 0.021W/mK
R-Value: 5.45m2K/W
Fire Rating (Reaction to Fire): E

115mm Celotex Thermaclass Cavity Wall 21 is a high performance rigid PIR full fill cavity insulation board with low emissivity foil facings offering enhanced thermal performance (0.021 W/m.K) within cavity air spaces. It can be installed with up to a 10mm residual cavity or as a full fill solution with no residual cavity. Celotex Thermaclass Cavity Wall 21 is manufactured from rigid polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and low global warming potential (GWP).

APPLICATION

  • Full fill cavity insulation,
  • Can be installed with up to a 10mm residual cavity

CHARACTERISTICS
  • Excellent thermal performance, 
  • Lightweight and easy to install,
  • Tongue and groove for easy installation,
  • The boards are sized to fit standard cavity wall tie spacing,
  • Can be used up to 18 metres height (England and Wales),
  • Includes low emissivity foil facings giving improved thermal insulation performance within cavity air spaces,
  • Has excellent dimensional stability,
  • Provides reliable long term energy savings for buildings.
CERTIFICATION
  • BBA certified, 
  • Euroclass E Reaction to Fire classification, according to BS EN 13501-1,
  • Manufactured under Environmental Management System ISO 14001:2015,
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Delivery Time: 1 - 5 working days
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100mm Celotex FF4000 Underfloor Heating Board (pack of 12) - pallet of 2 packs
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130mm Celotex EL3000 Flat Roof Board (pack of 3)
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Celotex EL3000 provides a quick and easy method of achieving effective thermal insulation in flat roofing structures. With coated glass tissue facings, EL3000 is manufactured from rigid Polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and a l..
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40mm Celotex GD5040 PIR Insulation Board with 12.5mm Plasterboard (pack of 22)
Brand: Celotex Model and Size: 1200x2400mm - 63.36m2
Delivery Time: 1 - 5 working days
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Celotex GD5040 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..
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100mm Celotex CG5000 Partial Fill Cavity Wall Board pack of 6 - pallet of 16 packs
Brand: Celotex Model and Size: 450x1200mm - 51.84m2
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Celotex CG5100 is especially designed for partial fill cavity wall insulation, offering great thermal performance due to substantial R and U values, with decreased board thickness and lower emissivity values due to the aluminum foil facings on both sides of the PIR core. This set of products pr..
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140mm Celotex Crown-Fix Flat Roof Board (pack of 8) - pallet of 2 packs
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140mm 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..
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