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" Union Nut with 2" Spigot / 1 ½Â” S Tailpiece 400-9230 is a Schedule 40 PVC hot tub part. Connects to 2 inch inner diameter heater by 2" female buttress threaded connection. In back can...