Watts SD3-FN 3/8 Lead Free Dual Check Valve Choose::Single The Kinetico SSF 109-0065 is

The Kinetico SSF 109-0065 is the replacement cartridge set for the IC620-2P system

The PH-27400-100 High Efficiency filter offers an economical and competitive price while providing exceptional performance and high adsorptive capacity

Full 5 year warranty

This premium Resin DI Mixed Bed Semiconductor MBD-10-SC provides ultra-pure water suitable for critical applications like semiconductor rinsing and pharmaceuticals

Watts SD3-FN 3/8 Lead Free Dual Check Valve Choose::Single The Kinetico SSF 109-0065 isSeries SD3 is a dual check with atmospheric port designed for the protection of the water supply from carbon dioxide gas and carbonated water. These substances can flow from post mix beverage systems and are very acidic. If the acidic water comes in contact with copper tubing or copper pipe, it will cause the leaching of copper salts into the water supply. The dissolved copper if ingested can cause nausea, abdominal pain, and in some cases vomiting.