Pentair EQ Series 1/4" MPT Pressure Relief Valve (350087Z) adhesives Improves temperature reliability and fit

Improves temperature reliability and fit correctness

When replacing this component

The 2 inch size and included O-ring relationship give this part practical value because closure pieces work best when the plug and seal are intended to work together

The diffuser plate helps position and support key internal components across a broad Challenger pump horsepower range

Replacement front header for compatible Hayward H-Series Low NOx heaters

Pentair EQ Series 1/4" MPT Pressure Relief Valve (350087Z) adhesives Improves temperature reliability and fitThe 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.