Visqueen Ultimate HC BLOK | 41m x 2400mm

Description Visqueen Ultimate HC Blok is a high-performance, chemically resistant barrier designed to protect against volatile organic compounds (VOCs) and gases.

This 0.5mm thick co-extruded membrane features a gold upper surface and white reverse, providing durable gas and damp proofing protection.

Supplied in single wound rolls (2.44m x 41m), this product meets stringent industry standards and can be used with either taped or heat-welded lap joints depending on installation requirements.

Features Agrement Certified: Independently certified for reliable third-party accreditation and performance.

NHBC Compliant: Complies with NHBC Foundation’s NF94 guidance, suitable for Type A and Type B membrane applications.

VOC Protection: Meets CIRIA C748:2014 standards, providing robust volatile organic compound protection.

Methane & CO₂ Resistance: Conforms to BS 8485:2015 + A1:2019 for effective methane and carbon dioxide protection.

Radon & Damp Proofing: Offers additional protection against radon and serves as a damp proof membrane.

Versatile Jointing Options: Lap joints can be taped or heat welded, allowing for flexible installation to meet specifications.