Hayward Universal Low NOx Flue Side Panel (FDXLFCS1931) polariszodiac The back plate is part

The back plate is part of the pump assembly and helps support proper sealing

Designed for compatible suction-cleaner hose applications

A topside panel overlay helps restore the printed interface on a compatible spa control panel

Helps create serviceable pump plumbing connections

or no longer responds reliably while the cleaner system itself remains serviceable

Hayward Universal Low NOx Flue Side Panel (FDXLFCS1931) polariszodiac The back plate is partA heater side panel does more than finish the exterior appearance; it also helps protect internal components and preserve the intended cabinet layout. This flue side panel is made for compatible Hayward Universal Low NOx heater models where the original panel is damaged, missing, or worn. Replacing a compromised panel can help improve the heaters service condition, protect surrounding components, and restore a more complete equipment pad appearance.