5 Simple Statements About hvac system diagram Explained
WG stands for Water Gauge. WG is a component in the measurement device to the force of enthusiast and pump. IN.WG which means inch h2o gauge may be the Imperial unit for tension. Such as, ducts are Ordinarily designed with 0.one in.wg of strain reduction per 100 ft of duct duration.BC means Branch Circuit. BC or BC controller is referring for the c