Pentair Center Core for Clean & Clear, Predator & Posi-Clear RP Filters 150, 175 & 200 Sq. Ft. | 59053800 Pool Volleyball If the collar feels loose

If the collar feels loose or doesn't click firmly into place

Verify Your Configuration: Before ordering

Easy-to-use formula treats up to 600 gallons of spa water and is compatible with chlorine and bromine systems

The CX900RE measures 17 3/8" long with an 8 15/16" outer diameter

and Super Pump VS pump models

Pentair Center Core for Clean & Clear, Predator & Posi-Clear RP Filters 150, 175 & 200 Sq. Ft. | 59053800 Pool Volleyball If the collar feels looseThe Pentair Center Core (59053800) is the OEM replacement structural core for Pentair Clean & Clear, Clean & Clear RP, Predator, and Posi Clear RP cartridge filters in the 150, 175, and 200 sq. ft. configurations. IMPORTANT: CLEAN & CLEAR FILTER SYSTEMS MANUFACTURE DATE For the Clean & Clear Filter Systems series, this center core fits units manufactured 2009 and beyond. If your Clean & Clear Filter System was manufactured before 2009, verify the part