Cavalok Headvent - Slimline Over-frame Ventilation Profile

Window ventilation with a slimline profile featuring a scotia-moulded front, and is compatible with most window systems (70 mm wide maximum). Eliminating the need for through-frame ventilation.

Features and benefits:

• Maximizes airflow performance and minimizes fabrication and fitting time, with no need to drill through the window frame.
• Can deliver a greater airflow than through-frame vents; venting over the window frame makes it easier to meet the requirements of Building Regulations, E&W Approved Document F.