Fleck (17772) Silicone Seal Carbon Block1441 Manufactured from industrial-grade reinforced polypropylene

Manufactured from industrial-grade reinforced polypropylene for superior durability and resistance to cracking under pressure

Low Range (Fe LR) Measurement Range 0 to 5

this is the OEM component designed for the job

5-inch diameter provides high flow rates suitable for point-of-entry installations serving entire households

Built for high flow rates and extended service life

Fleck (17772) Silicone Seal Carbon Block1441 Manufactured from industrial-grade reinforced polypropyleneFleck Control Valve Component Fleck 5600 Silicone Seal (Model 17772) Factory spec seal for Fleck 5600 control valves. Prevents leaks at the piston assembly and maintains proper valve cycling pressure. OEM Part Fleck 5600 Model 17772 WHAT IT DOES Critical seal for piston operation The Fleck 17772 silicone seal sits inside the control valve piston assembly and creates the hydraulic pressure differential that allows the valve to cycle through backwash,