Pentair EQ Series 1/4" MPT Pressure Relief Valve (350087Z) fittingsother The dual slip-or-spigot design gives

The dual slip-or-spigot design gives this union practical value because plumbing layouts sometimes require flexibility at both ends while still preserving the convenience of a serviceable union connection

but also as part of a broader long-term maintenance strategy

water and air connection sizes

A kit like this is useful because it helps simplify service work while restoring the proper fastening support at key assembly points throughout the heater

helping the heat pump maintain efficient heat exchange and proper pressure relationships

Pentair EQ Series 1/4" MPT Pressure Relief Valve (350087Z) fittingsother The dual slip-or-spigot design givesThe Pentair EQ Series 1 4"MPT Pressure Relief Valve is a commercial pump replacement part designed for compatible Pentair pool and spa equipment. This item is intended to replace a worn, damaged, missing, or hard to service original component and supports repair and maintenance of compatible high capacity pump systems. It is a practical choice for technicians, service teams, and homeowners working to keep equipment dependable and properly maintained.