Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H-Series Low Nox Pool Heater sponge Fits hayward pro series sand

Fits hayward pro series sand filter models s180t

Quick Latch mechanism makes it easy to drop down the respirator from face without removing head straps

and foaming

Fits Hayward multiport 1 1/2" Vari-Flo Model SP0704

Fits F400 and F500 series as well as Fh66

Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H-Series Low Nox Pool Heater sponge Fits hayward pro series sandHayward 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