Astral Pool Aster/Millennium 1-1/2" Bulkhead Nut (4404010314) circuitboards this rectangular DE grid helps

this rectangular DE grid helps restore dependable filtration support and contributes to cleaner overall system operation

That helps restore cleaner performance with a direct replacement set matched to the intended environment

Match part number

Supports cleaner and more dependable ozone injection

which is why exact replacement matters

Astral Pool Aster/Millennium 1-1/2" Bulkhead Nut (4404010314) circuitboards this rectangular DE grid helpsThe Astral Pool bulkhead nut is designed for compatible Aster and Millennium 1 1 2 inch applications where a secure threaded hold is needed at the bulkhead connection. A nut like this is useful because it helps clamp the related fitting in place, supporting a more stable assembly and a cleaner plumbing connection. This replacement is especially useful when the original nut is cracked, stripped, cross threaded, or missing. Restoring the proper bulkhead