Cartridge models use a synthetic, spun-bond polyester material as the filtration medium. When water passes through the medium, the unique design of the fibers traps the debris. Finer particles are filtered out as the pores of the element become covered by the larger debris.

How does a cartridge pool filter work?

Cartridge models use a synthetic, spun-bond polyester material as the filtration medium. When water passes through the medium, the unique design of the fibers traps the debris. Finer particles are filtered out as the pores of the element become covered by the larger debris.

Do you have to backwash a cartridge pool filter?

Cartridge pool filters are the greenest form of filtration available as they never need to be backwashed. … Cartridge pool filters should be cleaned once or twice a season by simply hosing the cartridge element off. Backwashing is NEVER required. Cartridge pool filters trap debris as small as 10 to 15 microns.