Compatibility: This burner kit is engineered to fit Universal H-Series Low NOx pool and spa heaters. It is fully compatible with a wide range of models, including H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, and H400FDP.
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