10″ 90 µm micro-stretched stainless steel mesh GEL cartridge10 90 m micro stretched stainless steel mesh GEL cartridge The GEL cartridge is a 10" micro expanded stainless steel mesh filter element with a filtration rating of 90 microns , designed for use in water filtration systems. It is a washable metal mesh filter that offers high mechanical resistance and durability. Micro expanded refers to a type of metal mesh processed with a technique that improves the mesh structure , resulting in a more robust and