3 Joints lab extraction hood specification:

•Joint:high grade PP,to be 360 angle,swiveled,dismantled & assembled easily for cleaning
•Guiding ring:Low-friction treated rubber
•Center bolt:304 stainless steel
•Adjustable joint knob:high grade PP with a moded-in s/s bearing locking with center bolt
•Damper:to manually adjust air flow with a knob
•Dome/cupboard:high grade PP/PC
•Tube:Ø75mm PP
•360° swing device:enabling movement radius to max.1600mm
•Installation bracket:injection of plasticas from a complete mold,mounting panel strongly connecting to the joint.

If you have any question or concerns,pls contact me in no hesitation! Thanks!