550-4407 | Waterway Tank Bottom For Crystal Water Cartridge Filters | 550-4400 Polaris 180 Bottom Enhances Water Clarity: Improves pool

Enhances Water Clarity: Improves pool water quality by effectively trapping fine debris and contaminants

maintaining correct spacing and proper filtration flow

64% larger core openings

system setup

550-4407 | Waterway Tank Bottom For Crystal Water Cartridge Filters | 550-4400 Polaris 180 Bottom Enhances Water Clarity: Improves poolOEM Waterway Tank Bottom 550 4407 is a direct replacement base designed for Crystal Water Cartridge Filters, ensuring structural integrity and continued filtration efficiency. This tank bottom is engineered to fit both new and old style filter heads without modification, simplifying the installation process. Built from rugged, chemical resistant materials, it endures high pressure environments and long term exposure to pool chemicals. Replacing a