| 20mm Wilkins RPZ Valve only | W19.375L |
| 20mm Wilkins RPZ Valve with Ball Valves and Strainer | W19.375S |
| 25mm Wilkins RPZ Valve only | W25.375L |
| 25mm Wilkins RPZ Valve with Ball Valves and Strainer | W25.375S |
| 32mm Wilkins RPZ Valve with Ball Valves and Strainer | W32.375S |
| 40mm Wilkins RPZ Valve only | W40.375L |
| 40mm Wilkins RPZ Valve with Ball Valves and Strainer | W40.375S |
| 50mm Wilkins RPZ Valve only | W50.375L |
| 50mm Wilkins RPZ Valve with Ball Valves and Strainer | W50.375S |
| 65mm Wilkins RPZ Valve only | W65.375L |
| 80mm Wilkins RPZ Valve only | W80.375L |
| 100mm Wilkins RPZ Valve only | W100.375LD |
| 150mm Wilkins RPZ Valve only | W150.375L |
| 200mm Wilkins RPZ Valve only | W200.375L |
