Raytherm Residential Hydronic Boilers, 182-260

Raypak's family of Raytherm atmospheric Hydronic Boilers, 182-260, feature 82% efficiency, CAT I venting, bronze headers, copper tubes.

Raytherm Residential Hydronic Boilers, 182-260

Model Number Full Input in
 Flue Dia.
H-182 181,000

Available Firing Modes
H3 2-Stage
H4 On-Off

  • Rugged All-Brass Headers
    Resist corrosion, and are easily removed for inspection or service. AB 1953 compliant.  Glass-lined cast-iron headers and cupro-nickel tubes are available as options.
  • Finned Copper Tube Heat Exchanger 
    Single bank, straight through design delivers lowest pressure drop. Integral fins have ten times the heat transfer surface of plain tubes.
  • 82% Efficiency.  Cat I Venting.
  • Indoor/Outdoor Certified.
  • Corrosion Resistant Steel
    Fittings are brushgalvanized against rust. Heat shields are corrosion-resistant steel. Jacket has Polytuf powder coat finish.
  • 24-Volt Controls
    Are totally enclosed for protection. Door is easily removed for inspection and service.
  • Floating Return Header
    Immunizes heat exchanger to thermal shock.
  • Tube Sheet and “O” Ring Construction
    Eliminates the repair and maintenance problems associated with rolling tubes directly into a casting.
  • Electronic Controller with outdoor reset varies the setpoint as the air temperature changes.
  • Interlocking Refractory Panels
    With sealed corners reduce radiation losses.
  • Stainless Steel Burners
    Maintain precise combustion at all firing rates, burn quietly and won’t clog or corrode.
  • Slide-out Burner Tray
    Allows easy inspection and service.
  • Spark-to-Pilot Ignition
    The most dependable ignition method available.
  • Available for natural gas or propane.

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