• Ultra high efficiency AFUE 95%
  • 10:1 turndown ratio on each boiler
  • Cascade up to 9 units (90:1 turndown)
  • Integrated managing/depending control
  • Built-in circulating pump
  • Condensate Neutralizer
  • Header sensor
  • Outside air sensor
  • 4" flue exit / air intake connections.
  • Gas category: type A (natural gas) - (propane)
  • Low emissions - SOUTH COAST AQMD
  • Riello heat exchanger in stainless steel
  • ASME stamped
  • Optional BACnet gateway
  • Optional high gas pressure regulators