1" union nut with 3/4" RB Tailpiece and O-ring 400-1940 by Waterway. Union fitting/part for 1/16 Hp Circulating Pumps This adapter union goes from 1 inch fbt which connects to 1 inch male threads on...
2.5" Split Nut Union 0121108025 is a heater split nut for 2 1/2 inch plumbing connection and a 3 inch id heater.
Connects 2 1/2 inch plumbing to a 3 inch id heater.
700510
121108025
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