Verified by manufacturer 4 months ago
Three layer reinforced low density polyethylene radon gas resistant damp proof membrane.
Ideal for sites with low to medium concentrations of radon.
A membrane constructed from three layers low density polyethylene (LDPE) with a polyester reinforcing grid to give high strength and tear resistance.
Joint laps:
Color | Red  | 
Material | Polyester Guidance for specification option: Reinforcing grid. Low density polyethylene (LDPE) Guidance for specification option: Membrane.  | 
Shape | Other  | 
Length | 25000 mm  | 
Width | 2000 mm 4000 mm  | 
Height | 0.4 mm  | 
Uniclass | |
CAWS | J40/130 Loose-laid plastics or rubber sheet oversite damp-proofing J40/30 Loose-laid plastics or rubber sheet oversite damp-proofing J40/20 Loose-laid plastics or rubber sheet damp-proofing J40/120 Loose-laid plastics or rubber sheet damp-proofing P10/60 Air and vapour control layer P10/310 Air and vapour control layer J40/140 Loose-laid plastics or rubber sheet gas-retardant membranes J40/35 Loose-laid plastics or rubber gas-retardant membranes  | 
Classification data | |
Material | Low-density polyethylene (PE-LD).  | 
Purpose | Damp-proof membrane.  | 
Performance characteristics | |
Tensile strength (minimum) | 750 N/ 50 mm.  | 
Form | Three layers.  | 
Root inhibitor | Copper foil with polyester reinforcement.  | 
Physical properties | |
Colour | Red.  | 
Dimensions | |
Thickness (minimum) | 0.4 mm. Guidance for specification option: 400 micrometres/ 1600 gauge.  | 
Width (minimum) | 2 m. 4 m.  | 
Roll length (minimum) | 25 m.  | 
Material | Polyester Guidance for specification option: Reinforcing grid. Low density polyethylene (LDPE) Guidance for specification option: Membrane.  |