RIW DPM Blue
Verified by manufacturer 1 year ago
Three-layer, low density polyethylene membrane with a polypropylene reinforcing grid.
Application
Suitable for use above or below ground bearing reinforced concrete slabs, and above suspended beam and block floors or precast concrete slabs.
Description
A three-layer, low density polyethylene damp proof membrane and radon barrier with a polypropylene reinforcing grid. The installed product protects the structure against moisture and radon from the ground.
Features and benefits:
- High performance damp proof membrane.
- Manufactured from virgin material, not recycled waste.
- Robust jointing and sealing system.
- Single wound membrane with zero creases.
- Two colour membrane for on-site quality control.
- Complies with latest codes of practice as published by CIRIA and BRE.
- CE marked.
Accessories:
A range of accessories are available (specified separately):
- RIW Preformed Pipe Collars: Pre-fabricated ‘top-hats' for sealing around pipe penetrations. Available in 100, 130 and 160 mm diameters.
- RIW Seal Tape: Double-sided self-adhesive butyl tape, 50 mm wide, for sealing between overlaps in the membrane.
- RIW Lap Tape: Single-sided self-adhesive PVC tape, 100 mm wide, for sealing edges of lapped product.
General information
Color | Blue White |
Material | Polyethylene Polypropylene |
Length | 50000 mm |
Width | 2000 mm |
Uniclass | |
CAWS | J40/30 Loose-laid plastics or rubber sheet oversite damp-proofing J40/130 Loose-laid plastics or rubber sheet oversite damp-proofing |
Specification data - Plastics sheets
Material | Polyethylene sheet with polypropylene reinforcing grid. |
Purpose | Damp-proof membrane, radon barrier.Guidance for specification option: Radon permeability: 1.5 x 10^-11 m²/s Pa. |
Performance characteristics | |
Tensile strength (minimum) | To BS EN 12311-1, 500 N/50 mm (MD), 470 N/50 mm (CD). |
Tear resistance | To BS EN 12311-1, 400 N.Guidance for specification option: Nail tear resistance. |
Physical properties | |
Colour | Blue and white. |
Weight (minimum) | 275 g/m² (27.5 kg/roll). |
Dimensions | |
Thickness (minimum) | 0.5 mm. |
Width (minimum) | 2 m. |
Roll length (minimum) | 50 m. |
Recycled content | None – virgin material. |
Product Reference | RIW DPM Blue |
Side laps | 150 mm. |
Elongation | To BS EN 12311-1,15% (MD), 20% (MD). |
Sustainability data
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 0 % |
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