Square Duct-to-Wall Plates | Ventilation Outlet Spigots 100–315 mm

Square duct-to-wall plates help finish a circular grow room extraction route where ducting passes into or through a wall, partition or other suitable surface. The square mounting plate provides a base around the opening while the round connection accommodates matched ventilation ducting.

Available circular connection sizes

• 100 mm (4 in): square mounting plate with a compatible nominal round-duct connection.
• 125 mm (5 in): square mounting plate with a compatible nominal round-duct connection.
• 150 mm (6 in): square mounting plate with a compatible nominal round-duct connection.
• 200 mm (8 in): square mounting plate with a compatible nominal round-duct connection.
• 250 mm (10 in): square mounting plate with a compatible nominal round-duct connection.
• 315 mm (12 in): square mounting plate with a compatible nominal round-duct connection.

Practical installation guidance

Measure the finished opening and the round duct connection before fitting. Choose an appropriate fixing method for the wall material, support heavy ducting independently and seal any gaps according to the installation. Where exhausting outdoors, consider building regulations, weather protection and appropriate outlet arrangements.

What is included?

One square duct wall plate of the selected connection diameter. Fixings, external grilles, ducting and fans are not supplied. Exact plate dimensions, colour, metal specification and packed shipping weight remain subject to physical stock verification.