Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H-Series Low Nox Pool Heater sponge Unique fiber blend grips &

Unique fiber blend grips & holds paint

Compatible with all sanitizers and pool surfaces

Specially engineered heat vents and expansion slots prevent blade distortion and increase blade life

Fits F400 and F500 series as well as Fh66

The addition of Vapor Shield "military grade" anti-fog technology keeps these lenses completely resistant to fog

Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H-Series Low Nox Pool Heater sponge Unique fiber blend grips &Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H Series Low Nox Pool Heater Replacement fd thermistor Fits hayward universal h series low nox pool heater models h150fdn, h150fdp, h200fdn, h200fdp, h250fdn, h250fdp Also fits hayward universal h series low nox pool heater models h300fdn, h300fdp, h350fdn, h350fdp, h400fdn, h400fdp Weight 4 pounds