Clack (C2251)-Clack Ret. Tank, 80 Gal 21" x 69" FS1-1/2-24; FS1-1/2-30; FS1-1/2-40; FS1-1/2-60; FS1-1/2-100; FS1-1/2-140; FS1-1/2-250; F1-1/2-500; FS1-1/2-1000; FS1-1/2-30SS; FS1-1/2-60SS; FS1-1/2-100SS; FS1-1/2-140SS; FS1-1/2-200SS This piston assembly is engineered

This piston assembly is engineered exclusively for Fleck 5812 filter control valves operating in standard filter mode

ensuring secure positioning for the filter cartridge weight

8 inch unit delivers reliable water quality monitoring with automatic temperature compensation to 25°C and a heavy-duty 10 amp output relay

📏 500mL Laboratory Bottle

💧 Replace this O-ring any time you remove your control valve—even if the old one looks fine

Clack (C2251)-Clack Ret. Tank, 80 Gal 21" x 69" FS1-1/2-24; FS1-1/2-30; FS1-1/2-40; FS1-1/2-60; FS1-1/2-100; FS1-1/2-140; FS1-1/2-250; F1-1/2-500; FS1-1/2-1000; FS1-1/2-30SS; FS1-1/2-60SS; FS1-1/2-100SS; FS1-1/2-140SS; FS1-1/2-200SS This piston assembly is engineeredClack Corporation Professional Series Clack C2251 Retention Tank 80 Gallon Capacity 21" x 69" fiberglass retention tank with integrated top mount plumbing and baffle diffuser for superior chemical mixing in commercial water treatment systems Complete 1190RT Head Assembly 5 Year Limited Warranty 75 PSI Max Operating Pressure Top Mount IN OUT Connections The Clack C2251 retention tank delivers 80 gallons of chemical retention capacity in a compact 21"