When the thermostat senses a improve in temperature, it sends a sign for the zone damper, which opens or closes to regulate the air flow to that zone. بطاقة العربية للطيران بلاتينوم الائتمانية تذكرتك لمزيد من السفر So believe in inside our expert, devoted, and proficient damp specialists in Gosport, https://air-control-dampers-for-h11233.blogozz.com/35643914/an-unbiased-view-of-air-control-dampers-for-hot-climates