ADVANTAGES

• 230 to 462 MBH (5 sizes)
• Chimney vented
• Integrated boiler control
  – User-friendly
  – Energy-saving “thermal purge” feature circulates residual warm water in heating system prior to firing boiler
  – Combination high limit circulator relay
  – Extensively tested & proven
• Horizontal firetube heat exchanger, 1/4” and 5/16”
  boiler-plate steel
  – Meets the ASME Boiler and Pressure Vessel Code
• Wet leg design
  – Provides more heat transfer surface for increased heating efficiency
• Available with Dual Coils (FR350 through FR462)
  – Provides increased domestic hot water capacity