Hayward Hydrostatic Relief Valve, 1-1/2" | SP1056 Pool Lifts Reliable Electronic Ignition: Direct spark

Reliable Electronic Ignition: Direct spark ignition system with automatic re-light and a built-in flame sensor for maximum safety

Commonly used in residential and commercial pump strainer assemblies requiring this exact part number

Gunite tees like this one are commonly placed in the main lines of gunite pool systems

The GLI oval mesh safety cover is engineered to span your pool’s perimeter and fasten to the surrounding deck with a system of tension straps and anchors

Hayward Hydrostatic Relief Valve, 1-1/2" | SP1056 Pool Lifts Reliable Electronic Ignition: Direct sparkWhat This Part Is Used For The SP1056 hydrostatic relief valve is a 1 1 2 inch valve used in compatible Hayward pool floor installations. It allows groundwater pressure to equalize beneath the pool shell. Why This Part Matters Hydrostatic pressure can cause structural stress if not relieved. A failed valve can allow unwanted water intrusion or prevent proper pressure equalization. Maintaining a functional valve supports pool shell integrity. Key