Hydronamic (CV18S-MxF) Check Valve - 1-8" MNPT x 1-8" FNPT 5 Micron1955 } The Unicel K-40530-B is

} The Unicel K-40530-B is a 20" x 4

Filtration Media Carbon Block with Lead-Specific Media

ISO certified manufacturing with NSF approval and industry-leading 5-year warranty backed by US-based support

Genuine Fleck component manufactured to exact specifications for reliable long-term performance

High-capacity granular activated carbon for chlorine

Hydronamic (CV18S-MxF) Check Valve - 1-8" MNPT x 1-8" FNPT 5 Micron1955 } The Unicel K-40530-B isThe Hydronamic CV18S MxF Check Valve prevents backflow in your water filtration system with precision engineered 303 stainless steel construction and 1. 0 psi cracking pressure. Built for reliable one way flow control, this 1 8" MNPT x 1 8" FNPT valve handles up to 0. 84 gpm at 20 psi. SPECIFICATIONS Hydronamic CV18S MxF Technical Details Model Number CV18S MxF Connection Size 1 8" MNPT x 1 8" FNPT Material 303 Stainless Steel Cracking Pressure 1. 0