They are set up within the HVAC ductwork and therefore are induced to close if they perception smoke. Smoke dampers tend to be manufactured from aluminum and also have a motorized actuator that closes the damper. Right now’s HVAC dampers suit suitable into your heating and cooling programs. Automated dampers https://aircontroldampersforengin35678.blog4youth.com/37353163/the-greatest-guide-to-air-control-dampers-for-hot-climates