Celotex CW4085 85mm Cavity wall Insulation
Celotex CW4085 85mm Cavity wall Insulation
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£815.68 £978.82
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Celotex CW4085 85mm (Pallet Of 112 Sheets)

SKU: celcav85

Est Delivery between and .

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The Celotex Cavitywall 85mm is perfect for superior performance thermal insulation in application of partial fill cavity wall insulation. It includes a polyisocyanurate rigid foam and insulation core, along with a thermal conductivity that comes out to be 0.023 W/mK. There are also aluminium foil facings with low emissivity at both the sides. This is formed through a rigid polyisocyanurate (PIR) through a blend of blowing agents with low global warming potential (GWP) and zero ozone depletion potential (zero ODP).


  1. Conveniently fits in between cavity wall ties through cavity ties clips
  2. Clips offer Retention
  3. Gives long lasting reliable energy savings for all buildings
  4. Foil facers with low emissivity provide improved thermal insulation along with cavity walls air spaces
  5. Exemplary dimensional stability


  • The insulation component of this Celotex is given an A+ rating in comparison to the BRE Green Guide 2008
  • This got CE marking complying with BS EN 13165:2001
  • This is CFC/HCFC free that means zero ozone depletion potential (ODP) along with low global warming potential (GWP)
  • This is formed in accordance with BS EN ISO 9001:2000 and quality management systems by Celotex Limited


  1. Size of Board: 1200 x 450 mm
  2. Thickness: 85mm
  3. Thermal conductivity: 0.023W/mK
  4. Area/pack: 3.78m2
  5. Board weight: 2.48kg
  6. Compressive strength: 120kPa
  7. Water vapour resistance: Greater than 150MNs/g
  8. Dimensional stability: DS (TH) 8
Length 1200mm
Width 450mm
Coverage 3.78m2
Thermal Conductivity 0.022 W/mK
Thickness 85mm
Weight_kg 2.48
Brand Celotex
Material Type Polyiso

Est Delivery between and .

Delivery will always take place on a weekday (Mon - Fri).
For more information on delivery visit our delivery info page.

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