5 Simple Techniques For hvac system parts
WG means H2o Gauge. WG is part on the measurement unit for your force of lover and pump. IN.WG which means inch drinking water gauge is definitely the Imperial unit for pressure. By way of example, ducts are Ordinarily designed with 0.one in.wg of pressure loss for each a hundred ft of duct size.MFD stands for Motorized Fire Damper. MFD is often a