Hayward WG1048AV Frame Screw [Qty-8] (SPX1039Z18) gptools A volute is one of

A volute is one of the major wet-end housing parts that helps shape and direct water movement through the pump

Helps restore floating skimmer weir performance

while the Ultimax platform preserves the original pump-family fit

The included lateral also makes this a more complete internal replacement option when the damage extends beyond a single piece

this full DE grid helps restore dependable filtration performance and contributes to cleaner overall system operation

Hayward WG1048AV Frame Screw [Qty-8] (SPX1039Z18) gptools A volute is one ofThe Hayward frame screw set is designed for compatible WG1048AV drain applications where the cover or frame hardware needs replacement. Frame screws are useful because they help secure the drain components properly, supporting stable fit, cleaner appearance, and dependable cover retention. This replacement is especially useful when the original screws are stripped, corroded, damaged, or missing. A larger hardware pack can be helpful when servicing