Pentair SuperMax/SuperFlo 1-1/2" Union Nut (270141Z) mazzei When cartridges age at the

When cartridges age at the same time

Astral Pool sight glass kit

Having spares ready can make cleaner upkeep easier and reduce downtime between cleaning sessions

filter maintenance and overhaul projects

Pentair SuperMax/SuperFlo 1-1/2" Union Nut (270141Z) mazzei When cartridges age at theReplace a cracked or worn union nut with this genuine Pentair Pool Products fitting, part 270141Z. A secure union nut is essential for pulling the union connection together evenly, compressing the seal correctly, and helping prevent leaks around pump or valve plumbing. This part is a practical choice when the original nut has damaged threads, stress cracks, or has become difficult to tighten by hand. Pair it with the matching union tailpiece, seal, or