Pentair Seal Kit Union | IntelliFlo / WhisperFloXF / FullFloXF / BioShield | 410016Z Control Valves backwash until the water runs

backwash until the water runs clear

so using a secondary oxidation system is critical and that's why it is Orenda's Second Pillar of Proactive Pool Care

and eliminates the internal bypass leaks that rob your cleaner of drive pressure

Also works great with vinyl liner pools with heaters

Pentair Seal Kit Union | IntelliFlo / WhisperFloXF / FullFloXF / BioShield | 410016Z Control Valves backwash until the water runsThe Pentair Seal Kit Union (410016Z) is the OEM replacement seal kit for the 2 1 2" union connections used across Pentair's XF series pumps, FullFloXF filters, and BioShield UV systems. Each kit includes two diamond seals (Item #12 2) to service both union connections in a single service call. IMPORTANT: KIT CONTENTS TWO SEALS INCLUDED This listing is a kit containing 2 diamond seals (2 of Item #12). Both seals are included to allow complete service