Description
The Hydrotech 20500128 is the replacement shut off assembly for the entire 1240 series of reverse osmosis systems. This includes the four-vessel M Series and Pro Series as well as the three-vessel E Series systems. This part is used to repair your damaged or malfunctioning automatic shut-off valve (ASO).
Included parts:
- Diaphragm cover
- Diaphragm (part 40600010)
- 6 screws to attach cover
