Air conditioning
Author: Hupeng
Air conditioning
Central air conditioning in the office ceiling.
air appliance blow blowing box building ceiling central circulating clean climate closeup cold compressor condenser condition conditioner conditioning control cool coolant cooling dof economical effective electric electrical electronic evergy exchanger fan gray green grid grille heat home hot hotel house hvac indoor industrial industry interior machine modern mount mounted operate pattern plastic power powered pure purifier recondition reconditioning refrigerant remote repair residential roof room row safety sensor suck summer swing system technology temperature unit use ventalation ventilating wall wallmount white
