Waterco Filter/Valve Air Release w/O-Ring (620221) lacoindustries the replacement feels cleaner and

the replacement feels cleaner and less improvised

This OEM sand vacuum is a practical maintenance item for service professionals and owners who routinely work on compatible sand filter systems

Replacing the set together can help restore proper fit and dependable suction-point coverage

which is important for cleaner burner performance and dependable heater operation

Waterco Filter/Valve Air Release w/O-Ring (620221) lacoindustries the replacement feels cleaner andThe Waterco filter and valve air release with O ring is designed for compatible systems where controlled release of trapped air is needed as part of normal filter or valve service. An air release component is useful because it helps manage air buildup and supports smoother system startup or maintenance procedures. This replacement is especially useful when the original air release is leaking, sticking, or no longer sealing correctly around the O ring