Over Fascia Ventilation

These Easy-Trim Over Fascia Vents 10mm enables secure and high volume ventilation at the eaves. The ventilation strips are 500mm in length and a dry easy fit solution for any regular, cold roof with a pitch of 15 or higher. For extra security each unit has a special 'slide and lock' mechanism. The ventilation strips are simply interlocked and nailed to the top of the fascia board to form a continuous ventilation channel between the roofing felt and fascia. Each 500mm piece has a male and female end which interlock with the next Features & Benefits: Lightweight Discreet appearance once installed Easy to install Durable, resistant to decay UV stable Speciafiaction - Two Pieces 1M Length Material Polypropylene Size 10mm Dimensions 1M long x 38mm wide x 20mm deep Ventilation Area 10000m Eaves Ventilation Area 10000 mm/m Standards BS 5250: For Roof Space Ventilation (Management and Moisture in Buildings)