IMC Welded Duct Connections Underneath can be a sample from the Bell type joint. The male aspect from the joint belongs over the uphill aspect of the sloping duct so that the grease will drain back again down. It's also essential to frequently clear your commercial kitchen extraction process, not https://commercial-kitchen-extrac80112.idblogmaker.com/35968691/grease-tight-extract-ductwork-an-overview