Raytherm Hydronic Boilers, 962-1826

Raypak's family of Raytherm Hydronic Boilers, 962-1826, feature 82% efficiency, corrosion resistant steel, and is indoor only.

Raytherm Hydronic Boilers, 962-1826


BASIC DATA

Model Number Full Input in BTUH
Gas

Full Input in BTUH
Propane

Flue Dia.
H-962 962,700 885,000  14"
H-1125
1,124,000 1,035,000  16"
H-1223 1,222,500 1,125,000  16"
H-1336
1,336,500 1,230,000  18"
H-1468 1,467,000 1,350,000  18"
H-1631 1,630,000 1,500,000  18"
H-1826 1,825,600 1,680,000  20"

Available Firing Model
 H1  Mechanical modulation, setpoint 150F-210F
 H2  Motorized modulation
 H3  2-Stage
 H4  On-off
 H5  Mechanical modulation, setpoint 110F-170F
 H9  4-Stage


Features:
  • Cast-Iron Headers with Copper Finned Tube Heat Exchanger
    Brass headers and cupro-nickel tubes available as options.  AB 1953 compliant, 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 Only
  • Corrosion Resistant Steel
    Fittings are brush galvanized against rust. Heat shields are corrosion-resistant steel. Jacket has Polytuf powder coat finish.
  • Minimum Inlet Water Temperature 105F
  • 24-Volt Controls
    Are totally enclosed for protection. Door is easily removed for inspection and service.
  • Floating Return Header
    Immunizes heat exchanger from thermal shock.
  • Tube Sheet and “O” Ring Construction
    Eliminates the repair and maintenance problems associated with rolling tubes directly into a casting.
  • Interlocking Refractory Panels
    Sealed corners reduce radiation loss.
  • 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
  • Stainless Steel Burners
    Maintain precise combustion at all firing rates, burns quietly and won’t clog or corrode.


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