Opening dimensions: 8.9 x 8.9 - 9.4 x 9.4 inches (225 x 225 - 240 x 240 mm)
Compatible pipe: φ3.9 inches (100 mm)
Simultaneous ventilation of 2 rooms.
Includes a secondary suction grill.
Low noise design.
Uses a powerful cyrocco fan
Includes wind backflow prevention shutter
One-touch spring mounting panel
Sliding and detachable.
Fast-connect terminals
All plastic