Condensing Gas Boiler – NHB-55

Max Input : 55,000 BTU/H
Indoor Only
Residential / Commercial

  • Super condensing efficiency
  • Dual stainless steel heat exchangers
  • SCH40, 2” PVC venting up to 60’
  • ½” Gas pipe up to 24’
  • TDR up to 7:1
  • integrated controls