Visqueen Low Permeability Gas Membrane

Application

Suitable for housing applications where NHBC are the warranty provider and the site has been classified as Amber 1. 

Description

A robust copolymer thermoplastic membrane that provides a safe solution for the protection of buildings against methane, radon, stythe (a gas commonly found from disused mines, also known as blackdamp), when installed in accordance with the relevant codes of practice such as BRE, CIRIA and the Chartered Institute of Environmental Health Ground Gas Handbook.


Features and benefits:

  • For ease of identification on site, the membrane is coloured yellow.
  • It is flexible and is easy to install, and is also suitable for use as a damp proof membrane.
  • Manufactured under a Quality Management System approved to ISO 9001: 2008; Environmental System 14001:2004 and BS OHSAS 18001:2007.
  • Supplied centre folded.
  • Dual jointing methods.

General information

Finish

Smooth

Color

Yellow

Material

Polyethylene

Co-polymer thermoplastic membrane.

Shape

Rectangular

Size

4000 x 12 500 mm

Roll.

WarrantyDescription

See manufacturer's insurance document for warranty details. Consult manufacturer for further information.

Uniclass 2015

Pr_25_57_65_60 Plastics sheetsPrimary

CAWS

J40/120 Loose laid plastics or rubber sheet damp proofing

J40/140 Loose laid plastics or rubber sheet gas retardant damp proofing

J40/20 Loose laid plastics or rubber sheet damp proofing

J40/35 Loose laid plastics or rubber gas retardant damp proofing

Specification data - Plastics sheets Enhanced data

Material

Co-polymer thermoplastic membrane.

Purpose

Gas retardance.

Performance characteristics

-

Tensile strength (minimum)

15 N/mm².

Tear resistance

333 N.

Elongation to break

400%.

Water vapour resistance (minimum)

2100 MN·s/g.

Fire performance

F class.

Third-party certification

British Board of Agrément (BBA) Certificate / CE Mark EN 13967:2017.

Form

Loose laid sheet.

Physical properties

-

Colour

Yellow.

Weight (minimum)

23 kg.

Dimensions

-

Thickness (minimum)

0.5 mm.

Width (minimum)

4 m.

Roll length (minimum)

12.5 m.

Recycled content

50 %.

Product Reference

Visqueen Low Permeability Gas Membrane

Accessories

Double Sided Jointing Tape.

Foil Backed Lap Tape.

Gas Resistant Detailing Strip.

Heavy Duty Protection Boards.

Preformed Pipe Cloak (Top Hat) Units.

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Joint strength

298 N.

Impact resistance

200 mm.

Resistance to static loading - 20kg load

20 kg.

Environmental information

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Recyclability

100%

Recycled content

50

Digital objects

Platform Compatible Version Certified to
IFC

IFC2X3

3

1.3
Revit

Revit 2015

4

1.3
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