Below DPC Cavity Insulation

Our Below DPC (Damp Proof Course) Cavity Insulation is manufactured from expanded polystyrene (EPS) and is designed to be installed in a caity wall below DPC level.

Installing this product will remove the thermal bridge at the junction between the ground floor and the external wall and assists in achieving compliance to Part L1 2021.

 

 

 

 

Key Benefits
  • Supplied in EPS 70E grade (with flame retardent) or EPS 70 (without flame retardent)
  • Extends cavity insulation below floor slab level
  • Resistant to ground moisture penetration
  • Unaffected by air infiltration
  • Lightweight and easy to handle and install
  • Improves Psi value
  • Links floor and wall insulation
  • Provides perimeter insulation to floors
  • Faces supporting substructure with insulation
  • 100% recyclable

Product specification

Bewi Below DPC Cavity Insulation is supplied as EPS 70 (as defined in BS EN 13163) and is available in 4 types:

  1. Below DPC Cavity Insulation Standard (Non Flame Retardant – Fire Class F) – 0.038 W/mk
  2. Below DPC Cavity Insulation Premium (Non Flame Retardant – Fire Class F) – 0.030 W/mk
  3. Below DPC Cavity Insulation Standard (Flame Retardant – Fire Class E) – 0.038 W/mk
  4. Below DPC Cavity Insulation Premium (Flame Retardant – Fire Class E) – 0.030 W/mk

Dimensions:

Standard size: 1200mm x 375mm
1200mm x 450mm
1200mm x 600mm
Also available in depths from
300mm to 600mm

 

Standard thickness: 50mm, 70mm, 90mm, 110mm and 140mm
Also available in thicknesses from
20mm to 250mm

Easy to install
Bewi Below DPC Cavity Insulation is manufactured from expanded polystyrene (EPS) which is lightweight, easy to handle and cut. It is easily installed and there is generally no need for specialised trades or equipment.

Environment
EPS has been awarded an A+ rating by the BRE’s Green Guide to specification.

Permanent
Bewi Below DPC Cavity Insulation is rotproof and durable and will remain effective for the life of the building and has the added advantage of being flood-proof.

Downloads — Below DPC Cavity Insulation