• 3-pass cast iron heat exchanger maximizes efficiency so that more of the fuel you pay for is converted into heat for your home.
  • Attractive, streamlined appearance with all key parts inside the boiler jacket for greater protection of the components.
  • 3-inch insulation blanket encircles the heat exchanger to trap more heat in the boiler, limit operating sound and save energy
  • Easy-to-read temperature pressure gauge displays supply water temperature in degrees Fahrenheit and pressure in pounds per square inch
  • Adjustable supply water thermostat allows the temperature to be set from 140° F to 180° F
  • Customized Riello oil burner is finely tuned to optimize combustion, efficiency and reliability (shown below; sold separately)