Hayward Thermistor, FD Heater | FDXLTER1930 backwash kits This part sits atop of

This part sits atop of the cleaner and is blue with a black Polaris logo displayed on its top side

Orenda PR‑10000P phosphate remover (1 pt) binds and removes phosphates fast—strengthens sanitizer efficiency and helps prevent algae growth

This case DOES NOT include the internal mechanism so if you’re having an issue with the cleaner floating near the surface then this more than likely is caused by the valve’s internal mechanism failing

Equipped with the industry-exclusive TitanTough™ Direct-Fire Titanium Heat Exchanger

Hayward Thermistor, FD Heater | FDXLTER1930 backwash kits This part sits atop ofHayward Thermistor, FD Heater FDXLTER1930 The Hayward Thermistor (FDXLTER1930) is a critical component for maintaining precise temperature regulation in Hayward FD pool and spa heaters. This high quality replacement part ensures optimal performance and energy efficiency for your heating system. Key Features: Accurate Temperature Monitoring: Provides reliable temperature readings to maintain desired water temperature. Durable Construction: Designed to