Fleck 3900 Lower Piston Assembly No Hard Water By-Pass  No Hard Water By Pass allowed during regeneration process with this version of the Main (Lower) Piston Assembly. PN 60107-10 has black end cap.

Transformer Fleck 24 volt 2A PN 44164 for NXT2DC not AC power supply (will not work with power heads that have AC motors, made prior to 2008)

Brine Valve Assembly, 1800, PN 60036-02 Used mostly on the Fleck 3150 and 3900 Valve.

Preloaded 9-inch x 48-inch tank for easy replacement Fine Mesh resin for ferrous iron removal Standard tank opening with 1-inch riser fits most control heads Includes tank, 1 cu ft Fine Mesh resin, riser with distributor basket Preloaded...

Piston, seal and spacer kit, stuffer tool, PLUS silicone lubricant for the Fleck 2510, 2700, 2750, and 2900 (upper piston only). These wear out over time and can cause your control head to work inefficiently, including constant water down the drain line,...

Piston 3900 Upper / 3150 Lower Standard 60106-00, allows hard water by pass. PN 60106-00

Discontinued by manufacturer, limited availability  Newer 2900s, Large Lower Piston Assembly, PN 61555, for the Fleck 2900s and NOT older 2900 valves.This is the NHWBP ( Does NOT allow Hard Water to By Pass during regeneration cycle ) version...

Seals ( Silicone )and Spacers Kit ( 60129-10 or new part number 60129-30 ) for Fleck 2850 Valve.Longer lasting silicone seals for use on chlorinated water supplys.

Seals ( 6 of 16101 ) and Spacers ( 5 of 16638-01 ) for the Fleck 2850 Valve.

0.50 gpm Brass Brine Line Flow Control (BLFC) Assembly 1600 (PN 60020-50) Used on Brine Valve Piston Assembly (60029) of the Fleck 1500, 2500, and 3600 water softeners.Oldest part number found in some manuals reference it as 12747 with label,...

The 1600 Brine Valve Short Stem is commonly used in the Fleck 1500 and 2500 models. The piston assembly (part#60029) should be replaced if the brine refill never stops (valve is stuck).The 1600 (or 3/8" tubing size) valve is normally used on...

2700, 2750, 2900 Main Piston Assembly for Higher Flow rates common for applications that use the 2700, 2750, or 2900 Fleck Model Valves.Part Number for Assembly is 60090-HF, this part comes complete with seal o-ring end plug PN 40078, old part number...

2850 Piston Assembly 

DESCRIPTION ELIMINATE ROTTEN EGG SMELL PROFESSIONAL GRADE OXIDIZER Protects against irregular coloring and rotten egg smells in treated water. Pro Neutra Sul® is formulated to neutralize the rotten egg smell and pollutants from any water...

Fleck Black Series Fleck 5600 SXT Digital air injection system  1 Cubic Ft of Upgraded Centaur Catalytic Carbon and gravel bedding Removes iron up to 12 ppm, Sulfur(Hydrogen Sulfide) up to 10 ppm, Manganese up to 2 ppm  Easy to install...