BEWI External Wall Insulation
Verified by manufacturer 13 days ago
EPS 70E white
EPS 70E white
Expanded polystyrene (EPS) external wall insulation (EWI).
Application
- Suitable for bonding / mechanically fixing to an external wall.
- Can be used in conjunction with a variety of render and cladding systems including timber or plastic weatherboarding, tile hanging and reinforced-render systems.
Description
BEWI external wall insulation (EWI) is manufactured from expanded polystyrene (EPS) and can be bonded and/ or mechanically fixed to an external wall.
BEWI EWI is supplied as EPS 70E and EPS HP+70 E (grey) as defined in BS EN 13163. It contains a flame retardant additive to achieve Reaction to Fire Class E. BEWI EWI for use with a rendered finish should be “aged” material.
BEWI Basetherm, (specified separately), can be used as an accessory product to insulate the plinth below the damp-proof course and provide an impact-proof base
board.
Features and benefits:
- Available in a range of Lambda values.
- 100% recyclable.
- Off-cut collection.
- Achieves an A+ rating in the BRE Green Guide to Specification.
- Lightweight and easy to handle.
- Flood resilient and durable.
- Can be cut to fit with a sharp knife.
- Helps to achieve a high-quality rendered surface.
- Insulates for the lifetime of the building.
- Reaction to Fire Class E.
General information
Color | Grey White |
Material | Expanded polystyrene (EPS) |
Shape | Rectangle |
Length | 1200 mm |
Width | 600 mm |
Height | 50 mm 60 mm 70 mm 80 mm 90 mm |
Uniclass | |
CAWS | M21/20 External wall insulation systems P10/217 Insulation slabs fixed to backing wall M21/210 Rendered external wall insulation systems |
Specification data - Expanded polystyrene (EPS) boards
Standard | To BS EN 13163. |
Fire performance | To BS EN 13501-1, Class E. Guidance for specification option: Any necessary fire performance should be provided by the facing material and the system design. |
Compressive strength (minimum) at 10% compression | 70 kPa. |
Thermal conductivity (maximum) | 0.038 W/m·K. |
Thickness | 50 mm. 60 mm. 70 mm. 80 mm. 90 mm. 100 mm. 110 mm. 120 mm. |
Face size (nominal length x width) | 1200 x 600 mm. |
Sustainability data
Material | Expanded polystyrene (EPS) |
Recyclability | 100% recyclable. |
Literature
External Wall Insulation Technical Data Sheet
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