Joint:high grade PP,to be 360° swiveled,dismantled & assembled easily for cleaning
Joint seal ring: High-density anti-aging rubber
support spring/center bolt:stainless steel 304
Adjustable joint knob:high grade PP with a molded-in brass nut locking with center bolt
Air flow control valve: adjust the external valve knob manually to control the entering of the gas flow
Dome/cup hood:D375mm/200mm, high grade PP red, grey & transparent available
Rigid Flexible Duct:D75mm PVC/PP
Bracket:high grade PP (ceiling/wall mounted)