Duct Starting Collar Square Flange

Fran's Hydroponics Verified independent store

→

Duct To Wall Joiners are designed to allow you to attach a ducting flange of the desired size to a wall, over a pre cut ventilation port. They consist of an easy to drill square pl ate welded to the flange, allowing you to securely fit ducting to dedicated ventilation ports, and directling airflow more precisely. Available in 150, 200, 250 and 300mm sizes. Show more