Rings relieve trapped fluids
Drip/flush rings are offered in full-faced or donut style with one or two ports for draining/flushing, and can be furnished with ball valves welded to these ports. The rings are available in a variety of metals and in sizes from 1-3 in. Rings can be supplied in other styles, including a lipped version, which ensures proper alignment to a mating transmitter diaphragm.
Collins Instrument Co., Inc.