Pentair Mineral Tank Replacement Part — SF10991 Purification System properly matched assembly keeps everything

properly matched assembly keeps everything running smoothly without leaks or interruptions

Does the sensor require calibration

straightforward path to reliable soft water

while generous clearance around all six membranes keeps inspection and eventual element replacement manageable for the service team that maintains this sizable system over its working life

making it a reliable choice for any water softener or purification setup requiring Ultraviolet (UV) equipment replacements

Pentair Mineral Tank Replacement Part — SF10991 Purification System properly matched assembly keeps everythingThis is the Pentair Universal Retention Tank Drain Assembly, a replacement service part originally supplied for retention style treatment tanks. Please note that this item has been discontinued by the manufacturer. It is documented here for reference, for cross matching older equipment, and for customers who already have one installed and simply need to confirm the part they are servicing. Knowing the original specification is often the first step