The center sends electric to the solenoid on the damper to open the damper quickly, or open the damper quickly for smoke exhaust..
Fire dampers are used in air conditioning, ventilation pipe system, used to adjust the tube of the air flow, can also be used for mixing of fresh air and return air conditioning... Company Profile. 1.Location Dezhou, Shandong province, near Beijing.
3.Employees about 1000 employees, including 500 workers for production, 22 product engineers and 38 technicians for design or service, 350 talents for administration, sales and installation, etc..
4.Certificate ISO9001, ISO14001, CE, National First Class Certificate for design and installation..
5.Products more including air water chiller , AHU, various fan coils, VRV, Rooftop unit, fans, valves, air conditioner for industry..
One year from shipping date Promotion Method. ) Pay the full amount in one lump sum, 1% discount. 2 ) Recommend other customers to buy and return a part of After Sales Service..
A3 We use the well-know brand accessories copeland, compressor, Emerson Valve, Siemens controller.
2. hours. Various communication methods, email, phone or APP are available. 3.
For the user, HAVC design and drawings for project are offered online or on site free of charge..
By us free of charge against detailed, During the period, if any quality defects, the accessories will be sent descriptions and necessary videos&photos.
Read more