Universal H-Series Low NOx Natural Gas

Hayward Universal H-Series Low NOx
  • Heats up fast so no long waits before enjoying your pool or spa
  • Best-in-class energy efficiency*
  • Manual gas shut-off when service is required
  • Eco-friendly MasterTemp® is certified for low NOx emission and outperforms industry standards
  • Rotating digital display allows for easy viewing
  • Tough, rustproof exterior handles the heat and weathers the elements


H150FDN
H150FDN
UNI H-SERIES - HEATER 150BTU NG LOW NOx
150,000 BTU
$1,113.78

H200FDN
H200FDN
UNI H-SERIES - HEATER 200BTU NG LOW NOx
200,000 BTU
$1,341.30

H250FDN
H250FDN
UNI H-SERIES - HEATER 250BTU NG LOW NOx AZ PREFERRED
250,000 BTU
$1,472.02

H300FDN
H300FDN
UNI H-SERIES - HEATER 300BTU NG LOW NOx
300,000 BTU
$1,643.03

H350FDN
H350FDN
UNI H-SERIES - HEATER 350BTU NG LOW NOx
350,000 BTU
$1,686.44

H400FDN
H400FDN
UNI H-SERIES - HEATER 400BTU NG LOW NOx AZ PREFERRED
400,000 BTU
$1,890.03

H500FDN
H500FDN
UNI H-SERIES - HEATER 500BTU NG LOW NOx AZ PREFERRED
500,000 BTU
$2,139.30

H250FDNASME
H250FDNASME
HEATER 250BTU NG ASME INDUCED DRAFT
250,000 BTU
$1,925.84

H400FDNASME
H400FDNASME
HEATER 400BTU NG ASME INDUCED DRAFT
400,000 BTU
$2,288.33


Universal H-Series Low NOx Propane

Hayward Universal H-Series Low NOx
  • Heats up fast so no long waits before enjoying your pool or spa
  • Best-in-class energy efficiency*
  • Manual gas shut-off when service is required
  • Eco-friendly MasterTemp® is certified for low NOx emission and outperforms industry standards
  • Rotating digital display allows for easy viewing
  • Tough, rustproof exterior handles the heat and weathers the elements


H150FDP
H150FDP
UNI H-SERIES - HEATER 150BTU LP LOW NOx
150,000 BTU
$1,107.90

H200FDP
H200FDP
UNI H-SERIES - HEATER 200BTU LP LOW NOx
200,000 BTU
$1,335.72

H250FDP
H250FDP
UNI H-SERIES - HEATER 250BTU LP LOW NOx AZ PREFFERED
250,000 BTU
$1,469.38

H300FDP
H300FDP
UNI H-SERIES - HEATER 300BTU LP LOW NOx
300,000 BTU
$1,643.02

H350FDP
H350FDP
UNI H-SERIES - HEATER 350BTU LP LOW NOx
350,000 BTU
$1,690.03

H400FDP
H400FDP
UNI H-SERIES - HEATER 400BTU LP LOW NOx AZ PREFERRED
400,000 BTU
$1,890.28

H500FDP
H500FDP
UNI H-SERIES - HEATER 500BTU LP LOW NOx AZ PREFERRED
500,000 BTU
$2,118.07

H250FDPASME
H250FDPASME
HEATER 250BTU LP ASME INDUCED DRAFT
250,000 BTU
$1,930.97

H400FDPASME
H400FDPASME
HEATER 400BTU LP ASME INDUCED DRAFT
400,000 BTU
$2,295.66