Zodiac Nature2 Express IG/AG Cartridge (W28175) tees A partial DE grid helps

A partial DE grid helps complete the internal filtration surface of a compatible diatomaceous earth filter assembly

Supports the related filters repair area

For pump-to-filter connections

Older spas often reach a point where replacing one accessory at a time stops making sense

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Zodiac Nature2 Express IG/AG Cartridge (W28175) tees A partial DE grid helpsUse Zodiac Nature2 Express IG AG Cartridge when the existing component is missing, cracked, worn, leaking, or no longer holding its position correctly during normal pool or spa operation. For Nature2 Express systems, the right clamp, sleeve, diverter, gasket, or cartridge helps keep the vessel seated and the water path consistent. Replacing the correct cartridge, clamp, gasket, sleeve, or flow component helps maintain the intended treatment path