5 Simple Statements About hvac system design Explained
WG stands for Drinking water Gauge. WG is part on the measurement unit for that stress of lover and pump. IN.WG which means inch drinking water gauge could be the Imperial device for strain. One example is, ducts are Generally designed with 0.one in.wg of strain decline for each 100 ft of duct size.MFD means Motorized Hearth Damper. MFD is a type o