Material: Aluminum alloy
Structure: Outer part is circular type, core part combined with rings.
Feature: Inner rings can be adjusted ±45º, low air friction, high air blow distance. Ideal for theaters, gyms and high ceiling area.
Accessory: May add volume control damper.
Size: neck diameter Φ150,Φ200,Φ250,Φ300,Φ350mm |