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Laars JVT 125 Mini-Therm Residential Gas-Fired Hydronic Boiler w. Pump

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Price: Discontinued
Item Number: 15644
Manufacturer Name: Laars Heating Systems Company
Manufacturer Part No: JVT125NDJS
Laars JVT 125 Mini-Therm Residential Gas-Fired Hydronic Boiler w. Pump
Specifications:
  • Input (BTU/h): 125,000
  • Input (kW): 36.6
  • Firing Mode: On/Off
  • Configuration: Thermocouple/Continuous Burning Pilot
  • Heat Capacity (BTU/h): 105,000
  • Heat Capacity (kW): 30.8
  • Net IBR (BTU/h): 91,300
  • AFUE: 80.7
  • Water Connection: 1-1/4"
  • Gas Connection: 1/2"
  • Minimum Clearances from Adjacent Construction:
    • Left & Right Sides: 6"
    • Front: 4"
    • Flue: 6"
    • Top: 23" (50-125), 36" (160 & 225)
Standard Features:
  • Venting: built-in draft diverter
  • Design certified/tested by CSA International
  • Maximum working pressure - water 30 psi, ASME rated
  • Hydrostatic test pressure at factory - 60 psi
  • Material specifications as per Section IV, ASME Code
  • Maximum gas supply pressure - Natural - 10.5" w.c., Propane - 13" w.c.
  • Pressure relief valve - capacity in excess of boiler input rating
  • Headers: cast iron per ASME requirements
  • Tubes: pure copper with integral formed external fins
  • Main burners: aluminized steel
  • Air supply - natural aspiration
  • Altitudes: 0-10,000 ft.
  • Floor under boiler: when used on combustible floor, a special base must be supplied
  • Two-stage combustion system and operating control (JVS sizes 100-225)
  • Blocked vent safety switch (BVSS)
  • Pump relay: standard
  • Vent damper and wire harness
  • Rollout safety switch
  • Electrical - 115V/60Hz/1PH less than 12 Amps, 24 V transformer mounted and wired
  • 20 Year Warranty
For more information on this product please view the Sheet(s) below:

Laars Mini-Therm Brochure


Laars Mini-Therm II JVS/JVT 50-225 Hydronic Boiler Installation Manual


Laars Mini-Therm II JVT/JVS) Parts List


Laars Mini-Therm II JVS/JVT 50-225 Boiler Submittal Data


 

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