Hayward's pool heater saves money by being the most energy efficient solution for any pool/spa. It's designed for ultimate performance, comfort and durability while being environmentally responsible. For rapid comfort, we offer the Universal solution.

UNIVERSAL H-SERIES HEATERS

 
  • Standard cupro nickel heat exchanger

  • Excellent salt water and chemical corrosion resistance

  • Exclusive "Totally Managed" cupro nickel heat exchanger water flow

  • Same water velocity through all tubes for faster heating

  • Patented header by-pass design

  • Up to 18 percent savings by reducing pump run-time

  • 2in x 2 1/2in CPVC union plumbing connections

  • Common union for installation or service, adapts to larger plumbing recommended for greater efficiencies

  • Low NOx emissions - meets clean air quality standards

 
SPECIFICATIONS AND DIMENSIONSH500FDH400FDH350FDH300FDH250FDH200FDH150FD
BTU/hr500,000399,900350,000 300,000250,000199,900150,000
Thermal Efficiency83%84%83% 82.7%83%83%82.7%
Width (inches)41"36"33"30"28"25"21"
Depth (inches)29 1/2"29 1/2"29 1/2"29 1/2"29 1/2"29 1/2"29 1/2"
Height (inches)24"24"24"24"24"24"24"
Water Connections2"x2 1/2"2"x2 1/2"2"x2 1/2"2"x2 1/2"2"x2 1/2"2"x2 1/2"2"x2 1/2"
Heat ExchangerCupro NickelCupro NickelCupro NickelCupro NickelCupro NickelCupro NickelCupro Nickel
Indoor Vent Pipe Dia. (inches) natural gas6"6"8"8"4"6"6"
Indoor Vent Pipe Dia. (inches) propane gas8"8"8"8"6"6"6"
Heater Weight (lbs)223160158145134123110
Gas Connection at Heater1"3/4"3/4"3/4"3/4"3/4"3/4"