Clean and Clear Plus 520 Compatible Filter Cartridge - 125 Square Feet max-PSI_30 It will sound an acoustic

It will sound an acoustic battery alarm at approximately 50% battery capacity

H-Series CZ and HM2 model pool heaters

The Class B insulated design keeps it cool during operation and prevents overheating

the lift battery must be fully charged monthly

Clean and Clear Plus 520 Compatible Filter Cartridge - 125 Square Feet max-PSI_30 It will sound an acousticThis is a filter cartridge replacement with a filtration area of 125 square feet designed for the Pentair Clean and Clear Plus 520 pool filters. This filter cartridge is identical to these cartridge numbers: 22505, C 7472, PCC130, FC 1978, and R173578. Our Generic OEM replacement cartridges are made specifically for Pentair filter cartridges and follow the original manufacturer's specifications. These high quality, reinforced polyester cartridge