Filbur FC-0313 Spa/Pool Replacement Filter Cartridge audio Mushroom-style air buttons are useful

Mushroom-style air buttons are useful because they provide a broad

5 inch MPT jet in blue is needed

In demanding spa environments where moisture

Quantity-20 pack for repeated service testing

or no longer holding the related cover properly

Filbur FC-0313 Spa/Pool Replacement Filter Cartridge audio Mushroom-style air buttons are usefulA replacement filter cartridge helps renew the working filtration element inside a compatible spa or pool filter system, and this Filbur FC 0313 cartridge is designed for matching applications where the original cartridge no longer delivers the support it should. When a cartridge becomes worn, loaded, or less effective, water care performance can decline. The FC 0313 reference gives this part practical value because filter cartridges work best when