A tapered plenum box designed to suit Mitsubishi PEFY above ceiling ducted fan coil units. These plenum boxes are ideal when larger spigot sizes are required.
Use the drop down velocity calculator to help you select the correct spigot configuration.
A tapered plenum box designed to suit Mitsubishi PEFY above ceiling ducted fan coil units. These plenum boxes are ideal when larger spigot sizes are required.
Use the drop down velocity calculator to help you select the correct spigot configuration.
