[Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - a pressurized air outlet], product selection pressure outlet points 1. The main control parameters for the selection and specification. 2. The selection of outlet pressure should pay attention to the function 280 ℃ damper, such as automatic open and close, open and close the manual, manual reset, signal output, remote control and other requirements. Second, the construction, installation points must be checked before installing the operating mechanism is intact vent dampers, the action is flexible and effective. Third, the implementation of the standard product standards JG / T14-1999 "ventilation and air conditioning vents" JG / T20-1999 "air distribution performance test methods" engineering standards GB50045-95 "fire protection design of tall buildings" GB50016-2006 "architectural design code for fire protection "GB50243-2002" Ventilation and Air Conditioning Engineering Construction Quality Acceptance "[Tianjin Jinzhong Ji HVAC purification equipment to recommend the star product - exhaust valve exhaust valve] smoke damper is installed at each branch pipe end mechanical exhaust system (flue gas suction) at 70 ℃ damper, usually was turned off and meet the requirements of air leakage, fire, or when you need to open the manual and electric smoke, smoke from the role of the valve. Exhaust valves are generally made up of body, blades, actuators and other components. Flue damper | Tianjin Jinzhong Ji ventilation engineering (certified) | Tianjin Tianjin Jinzhong Ji HVAC dampers provided by purification equipment. Tianjin Jinzhong Ji HVAC purification equipment Limited (www.Jzjnt.com) quality services and products, and are subject to approval and confidence in the new and old customers and the industry. Our company is a certified member of the whole network Commercial Union, Commercial Union customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!