Zodiac Polaris 280 Sand/Silt Bag Black (K18) cmp A diffuser like this is

A diffuser like this is useful because it helps control and stabilize water movement around the impeller area

Useful for specialized plumbing and sensor-related applications

Accurate temperature feedback is central to a well-functioning automation system

Using the correct uni-nut and retainer combination can make the rebuild more complete and more reliable

Ideal for short-body compatible filter systems

Zodiac Polaris 280 Sand/Silt Bag Black (K18) cmp A diffuser like this isZodiac Polaris 280 Sand Silt Bag Black (K18) is made for targeted maintenance on compatible Zodiac, Jandy, Laars, Polaris, or Nature2 equipment and should be matched by model and part number. This cleaners & parts item collects debris as the compatible Polaris cleaner moves through the pool, helping keep leaves, sand, silt, and general debris contained before they can settle back into the water. A fresh debris bag or canister can improve cleaning