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RIW DPM Blue

Verified by manufacturer 22 days ago

RIW

RIW DPM Blue is a three-layer, low density polyethylene gas and damp proof membrane with a polypropylene reinforcing grid.

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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

Finish

Embossed

Other

Material

Polyethylene

Polypropylene

Shape

Rectangle

Other

Length

50000 mm

Width

2000 mm

Height

0.5 mm

Warranty description

Ten year

Uniclass

Pr_25_57_65_60 Plastics sheetsPrimary

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 content

As defined in clause 7.8 of BS EN ISO 14021

0 %

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