狮岛索龙集团 HVAC、消防报警、Damper Actuator、漏电监视、Bal... HVAC heating, ventilation, and air conditioning refers to the technologies of indoor or automotive environmental comfort. Controlling and changing the climate of modern buildings. SOLOON damper actuator is used in Heating/Ventilation conditioning automation control. SOLOON high quality damper actuators have been designed for use with air damper,butterfly valve, characterized ball valve and globe v...