RIW DPM Red
Application

The installed product protects the structure against moisture and radon from the ground. The product is 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.

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 (red and black) membrane for on-site quality control.
  • CE marked.

Applications:

The installed product protects the structure against moisture and radon from the ground. The product is suitable for use above or below ground bearing reinforced concrete slabs, and above suspended beam and block floors or precast concrete slabs.

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
Specification data - Plastics sheets

Product Reference

RIW DPM Red

Standard product features

Technical characteristics:

  • Form: Loose laid composite sheet.
  • Roll size (w x l): 3 x 50 m.
  • Overall thickness: 2000 g/0.5 mm.
  • Radon permeability: 1.5 x 10^-11.
  • Reaction to fire: Class E.
  • Watertightness: Conforms.
  • Resistance to tearing: >320 N.
  • Nail tear resistance to EN 12311-1: 400 N.
  • Resistance to static loading: > 20 kg.
  • Tensile strength to EN 12311-1: MD: 500 N/50mm. CD: 470 N/50mm.
  • Elongation to EN 12311-1: MD: 15%. CD: 20%.
  • Resistance at elevated temperature: Conforms.
  • Resistance to liquid chemicals: Conforms.

Product Options

Accessories:

Various accessories are available for use with the product, whilst RIW Sheetseal 9000 DPC can be specified separately.

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