From The Anvil Black Trimvent 4000 Hi Lift Box Vent 400mm x 17mm

Description

Surface mounted aluminium slot ventilator designed to fit over a 13mm slot in a window.
Revised design to improve performance and comply with updated regulations.
Compression closing action.
Our Black finish is a popular choice in traditional settings. Its subtle sheen offers a bold contrast on stained and painted timber alike. During the manufacturing process, our Black products are baked in a high-temperature oven, giving them durable, corrosion-resistant qualities.