Visqueen Low Permeability Gas Membrane
Verified by manufacturer 5 months ago
BBA Agrément Certificate
Certificate type
DoP
Certificate type
Gas barrier and damp-proof 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 NHBC Amber 1 ground gas conditions for methane and carbon dioxide. Also suitable for use as a high performance radon and damp proof membrane.
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.
- Supplied centre folded.
- Dual jointing methods; lap joints can be taped or heat welded.
General information
Color | Yellow |
Finish | Smooth |
Material | Polyethylene Guidance for specification option: Co-polymer thermoplastic membrane. |
Shape | Rectangle |
Length | 12500 mm |
Width | 4000 mm |
Warranty description | Guidance for specification option: See manufacturer's insurance document for warranty details. Consult manufacturer for further information. |
Uniclass | |
CAWS | J40/120 Loose-laid plastics or rubber sheet damp-proofing J40/140 Loose-laid plastics or rubber sheet gas-retardant membranes J40/20 Loose-laid plastics or rubber sheet damp-proofing J40/35 Loose-laid plastics or rubber gas-retardant membranes |
Specification data - Plastics sheets
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. |
Joint strength | 298 N. |
Impact resistance | 200 mm. |
Resistance to static loading - 20kg load | 20 kg. |
Sustainability data
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Material | Polyethylene Guidance for specification option: Co-polymer thermoplastic membrane. |
Recyclability | 100% |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 0 % |
BIM objects
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
| Platform | Compatible | Version |
|---|---|---|
 IFC | IFC2X3 | 3 |
 Revit | Revit 2015 | 4 |
Third party certifications
BBA Agrément Certificate
BBA Certificate Visqueen Low Permeability Gas Membrane
DoP
Gas CE Visqueen Low Permeability Gas Membrane Declaration of Performance
DoP
Gas UKCA Visqueen Low Permeability Gas Membrane Declaration of Performance
Literature
Visqueen Product Guide 2022
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