Pentair Light Fixture Housing, 1", 45-Degree Concrete, SB | 78243300 Hardieboard & Steel Frame It sits inside the skimmer

It sits inside the skimmer housing to collect leaves and debris before reaching the pump

It forms the lower housing section that supports internal filtration components

Genuine components help maintain leak free systems

Whether installed behind a grill head or integrated into a control panel

Pentair manufacturer part number 521180

Pentair Light Fixture Housing, 1", 45-Degree Concrete, SB | 78243300 Hardieboard & Steel Frame It sits inside the skimmerWhat This Part Is Used For Pentair 78243300 Fix Housing 1in, 45deg Conc, SB is a replacement housing for compatible Pentair systems with a 45 degree connection. It supports angled plumbing configurations. Why This Part Matters Proper housing alignment ensures secure plumbing and internal component support. Replacing cracked or worn housings prevents leaks and performance issues. Maintaining correct orientation protects circulation flow. Key Features