Visqueen Ultimate HC BLOK
Verified by manufacturer 4 months ago
DoP
Certificate type
KIWA BDA
Certificate type
A methane, VOC and hydrocarbon barrier membrane.
Application
- Used in all building types to prevent ingress of volatile organic compounds.
- Also acts as a damp proof membrane.
- The barrier can be positioned above or below a solid concrete ground floor slab or above a precast suspended segmental ground floor system.
Description
A highly flexible 0.5 mm thick co-extruded membrane manufactured using Visqueen’s advanced membrane technology and designed to comply with current guidance on Volatile Organic Compounds (VOCs) vapours and ground gases.
The barrier can also be used in all types of buildings to prevent the ingress of harmful levels of ground gases.
Features and benefits:
- Conforms to CIRIA C748 and BS 8485. CE marked to EN 13967.
- Excellent VOC (vapour) and methane barrier resistance.
- Exceptional flexibility and puncture resistance.
- Comprehensively tested and validated test results.
- Easily welded, saving time and costs.
- Multi-functional with dual jointing methods.
General information
Color | Gold White Manufacturer guidanceGold on upper surface and white on the reverse. |
Finish | Smooth |
Material | Polymeric |
Shape | Rectangle |
Length | 41000 mm |
Width | 2440 mm |
Warranty description | Guidance for specification option: See manufacturer's insurance document for warranty details. Consult manufacturer for further information. |
Uniclass | |
CAWS | D21/350 Gas-retardant membrane D21/38 Gas-retardant membranes |
Specification data - Plastics sheets
Purpose | Vapour control layer.Gas retardance. |
Standard | To BS 8485:2015 +A1:2019. |
Performance characteristics | |
Tensile strength (minimum) | 4.91 kN/m. |
Tear resistance | 48.7 N. |
Elongation to break | 699%. |
Resistant to underground gases | Methane.Radon.Carbon dioxide.Benzene.Toluene.Ethyl benzene.O-Xylene.M-Xylene.P-Xylene.Hexane.Vinyl chloride.Tetrachloroethene.Trichloroethene.Naphthalene. |
Water vapour resistance (minimum) | 1034 MN·s/g. |
Third-party certification | BDA Certified. |
Physical properties | |
Colour | Gold topside with white underside. |
Weight (minimum) | 49 kg. |
Dimensions | |
Thickness (minimum) | 0.5 mm. |
Width (minimum) | 2440 mm. |
Roll length (minimum) | 41 000 mm. |
Product Reference | Visqueen Ultimate HC BLOK |
TensileStrength | 32.8 N/mm². |
Tensile strength CD | 33.1 N/mm². |
Elongation | 699 %. Guidance for specification option: MD. 723 %. Guidance for specification option: CD. |
Joint strength | 265 N. |
Impact resistance | 200 mm. |
Water vapour resistance | 1034 MNs/g. |
Water vapour permeability | 0.13 g/m²/d. |
Application temperature | Guidance for specification option: See manufacturer's insurance document for warranty details. Consult manufacturer for further information. |
Sustainability data
Country of material origin | United Kingdom |
Material | Polymeric |
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 |
|---|---|---|
 Revit | - | 1 |
 IFC | - | 1 |
Third party certifications
DoP
Gas CE Visqueen Ultimate HC Blok Declaration of Performance
DoP
Gas UKCA Visqueen Ultimate HC Blok Declaration of Performance
KIWA BDA
Visqueen Ultimate HC Blok BDA Certificate
Literature
Visqueen Product Guide 2022