Compatible Models :Pool heater ignitor Fits for hayward universal h-series low nox induced draft heater models H150fdn, H150fdp, H200fdn, H200fdp, H250fdn, H250fdp, H300fdn, H300fdp, h350fdn, H350fdp, H400FDN, H400FDP, H250IDL2, H350IDL2, H400IDL2.
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