Visqueen Gas Vent Mat
Verified by manufacturer 3 months ago
Gas venting membrane.
Application
- For use underneath buildings to create a 25 mm deep void beneath reinforced concrete ground floor slabs.
Description
A geocomposite void former comprising a cuspate high-density polyethylene (PE-HD) core bonded to a nonwoven polypropylene geotextile filter membrane.
Features and benefits:
- 25 mm thick and supplied in rolls 0.9m x 50m.
- Large format rolls - rapid installation.
- Cost effective - less contaminated soil to be removed compared to pipe and gravel systems.
- Used in specifications to BS 8485:2015 + A1:2019 - system achieves between 0.5 and 1.5 points.
- Full range of system components provides various methods of exhausting gases to atmosphere.
General information
Color | Black |
Finish | Laminated |
Shape | Rectangle |
Length | 50000 mm |
Width | 900 mm |
Height | 25 mm |
Warranty description | Guidance for specification option: See manufacturer's insurance document for warranty details. Consult manufacturer for further information. |
Uniclass | |
CAWS | J40/295 Geocomposite studded cavity drainage/ venting membrane |
Specification data - Rubber studded sheets
Material | |
Studded layer | High-density polyethylene (PE-HD). |
Stud height | 25 mm. |
Weight (minimum) | 74 kg. Manufacturer guidanceRoll weight. |
Colour | Black. |
Performance characteristics | |
Flow rate | 155 L/s/m. |
Fire performance | F Class. |
ShearStrength | 1 kN. |
CompressiveStrength | 300 kN/m². |
Width | 900 mm. |
Length | 50 000 mm. |
Accessories | Visqueen Pro Gas Vent Box. Visqueen Venting Pipework and Connectors. |
Sustainability data
Country of material origin | United Kingdom |
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 | - | 1 |
 Revit | - | 1 |
Literature
Visqueen Product Guide 2022
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