Waterway air-bleed valve plug 3,70€ In stock 3,70€ Quantity: Add to basket This plug is found in Waterway 1.5-inch and 2-inch air bleed valves, as well as Top-Load and In-Line filters. If you need to replace this part, then you should probably get a new o-ring at the same time. DimensionsHeight: 22 mmOutside diameter of the thread: 12 mm Part numbersWaterway: 715-1001