Hydrotech 20500128 Diaphragm Shut Off Assembly with Cover for 1240 Series 12 Months Calypso Blue Premium Cartridges are

Calypso Blue Premium Cartridges are made from FDA approved materials and are NSF 61 certified

Additionally

allowing for simple and virtually trouble-free cartridge change-outs

6 gallons per minute

The PH-27195-01 High Efficiency filter offers an economical and competitive price while providing exceptional performance and high adsorptive capacity

Hydrotech 20500128 Diaphragm Shut Off Assembly with Cover for 1240 Series 12 Months Calypso Blue Premium Cartridges areThe 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