Pentair Muriatic Acid Tank, 4 Gallon | 521378 Pool Equipment Pads & Bases and salt chlorination equipment that

and salt chlorination equipment that operate together as a complete pool system

durable connection for pool fixtures

precision-engineered pressure switch cord

offering specialist formulations trusted by pool professionals and DIY enthusiasts

keeping upkeep simple so you can spend more time enjoying the water

Pentair Muriatic Acid Tank, 4 Gallon | 521378 Pool Equipment Pads & Bases and salt chlorination equipment thatWhat This Part Is Used For Pentair 521378 Tank 4 Gallon, Muriatic Acid is a replacement chemical storage tank used in compatible Pentair acid feed systems. It is designed to hold muriatic acid for automated pH control. Why This Part Matters A deteriorated acid tank can lead to leaks and inconsistent dosing. Replacing the tank restores proper containment and safe operation. Reliable storage supports accurate pH adjustment. Key Features and