It's system that outlets of medical gas have been installed in ceiling of OR, Delivery Room and Premature Room which is hard wards to install outlets in the side wall. This system is for Rim Drum method that in using it, if pull it down and stop it, it stops at that place and after using it, if pull it down again, it stops to comp up over our tall. As a proper height of outlet has been adusted by place of gas using, it's more convenient than hose outlet type of wire and spring And its length can be adjustable to about 4 meter
Construction
* Ceiling cover : color coded...