VisqueenPro Gas Vent Box comprises a galvanised steel base with a 110mm pipe inlet and adjustable feet for leveling purposes and to secure the box within the concrete surround. When installed, in plan view, the visible area of the vent box is approximately 530mm x 153mm. The 499mm x 123mm vent box lid is secured with locking bolts. Each vent box provides a free air flow capacity of 20148mm².

Features & Benefits

• Used for all ground gas venting applications including volatile organic compounds (VOCs)
• Tested to BS EN 1433:2002 - suitable for loads up to 12.5 tonnes
• Heel safe lids - suitable for use in pedestrian areas
• System allows for water management - reduces risk of rainwater entering the void