NFB-399C

HIGH EFFICIENCY CONDENSING HEATING BOILER
  • 97.5% TE Industry Leading Thermal Efficiency
  • Patented stainless steel fire tube heat exchanger
  • 160 PSI maximum operating pressure
  • Advanced controls with intuitive 7” color display
  • Up to 15:1 TDR (turndown ratio)
  • BAS communication capability
  • Common vent up to 4 and cascade up to 32 units
  • Top & bottom piping

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Navien Boilers

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What our clients say

5.0

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“Great service, speedy, friendly, and was able to fix the problem in one visit”

Franco PasqualiniGoogle Reviews

“The tech was very professional and fixed a problem other techs couldn’t figure out. Great service!”

Tian B. LiGoogle Reviews

“Professional. knowledgeable. they installed heating and cooling systems for 5 newly built houses in Richmond Hill.”

Ben AshworthGoogle Reviews

“Prompt service and friendly. Repaired my water heater within 24hrs.”

Marlene FloresGoogle Reviews

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1 (866) 625-4629

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