NFB-200 certifications


high efficiency Condensing Heating Boiler

  • Super condensing efficiency
  • Patented compact stainless steel fire tube heat exchanger
  • PVC exhaust venting capable: 2" up to 60'; 3” up to 150’
  • ½" Gas pipe up to 24' (Subject to local code)
  • TDR 10:1
  • Advanced user interface and controls
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NFB: the inside story

NFB: the inside story
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