Pentair 540023 Hydrstrm Fitting - 3/4in, Dark Gray

What This Part Is Used For
The Pentair 540023 Hydrstrm Fitting 3/4in Dark Gray is used as a return fitting in compatible pool and spa circulation systems. It directs water back into the pool with controlled flow.

Why This Part Matters
Worn or cracked fittings can cause leaks or poor return circulation. Properly functioning return fittings help maintain balanced water movement and surface skimming. Replacing damaged fittings prevents air intrusion and water loss.

Key Features and Specifications

• Pentair manufacturer part number: 540023
• Hydrstrm return fitting
• 3/4in size
• Dark Gray finish
• For compatible Pentair return systems

Installation and Fitment Guidance
Drain water below fitting level before removal. Inspect gaskets and sealing surfaces during installation. Confirm by manufacturer part number before ordering.

About the Pentair Brand
Pentair offers a full range of pool fittings, returns, and circulation components. Their return fittings are commonly used in both new construction and retrofit applications. Pentair parts are manufactured to integrate with their broader equipment systems.

Common Service Context
This fitting is often replaced during liner changes or leak repairs. It is commonly installed when updating pool interiors or addressing cracked wall fittings.