Laars JVS100NDIIU2

Laars Mini-Therm JVS100NDIIU2 Residential Natural/LP Gas Fired Hydronic Boiler,

Laars JVS100NDIIU2

The Laars mini-therm gas-fired, residential hydronic boiler is an ideal heating appliance that can reduce homeowners heating costs and has plenty of capacity to keep even the largest home comfortable on the coldest days. Extremely popular with homeowners, the JVS model offers an attractive and easy-to service jacket. Well-known for it's economy, the Mini-Therm has a built-in draft diverter and automatic vent damper to stop your valuable fuel payments from disappearing up the chimney in wasted heat. Reliable, gas-fired hydronic boiler with compact design and small footprint, the Mini-Therm JVS has a low-mass heat exchanger, a super-quick heating response and is up to 85% AFUE, making it the perfect economic and environmentally responsible choice.

AFUE      :      85%
Amperage Rating      :      Less Than 12 amp
BTU Rating      :      100000 BTU/hr
Brand Name      :      Laars
Connection Type      :      1-1/4 Inch NPT Supply/Return, 1/2 Inch NPT Gas
Dimension      :      28-3/4 Inch Height x 27-1/2 Inch Depth
Frequency Rating      :      60 Hz
Fuel Type      :      Natural, LP Gas
Ignition Type      :      Spark
Item Name      :      Gas Fired Hydronic Boiler
Phase      :      1 PH
Pressure Rating      :      30 psi Water
Series      :      JVS
Sub Brand      :      Mini-Therm
Type      :      Residential
Vent Type      :      Chimney
Voltage Rating      :      115 VAC
Wattage      :      29.3 kw Input
  • PI controller
  • Outdoor reset with ratios of 0.4 to 3.6
  • Warm weather shutdown (WWSD)
  • Domestic hot water operation (DHW)
  • Indicator lights for power, heat call, DHW call and WWSD
  • Automatic boiler differential
  • Pump pre-purge, post-purge and exercise
  • Codes for sensor errors
  • Venting - built-in draft diverter
  • Design certified/tested by CSA international
  • Natural or propane gas
  • Maximum working pressure: water 30 psi, ASME rated
  • Hydrostatic test pressure at factory - 60 psi
  • 30 psi ASME pressure relief valve
  • Maximum gas supply pressure: natural 10.5 Inch WC, propane 13 Inch WC
  • Pressure relief valve - capacity in ex-cess of boiler input rating
  • Material specifications per section IV, ASME code
  • Headers - cast iron per ASME requirements
  • Tubes - copper with integral formed external fins
  • Main burners - aluminized steel
  • Air supply: natural aspiration
  • Altitudes: 0 - 10000 feet
  • Spark to pilot ignition
  • Pump relay - standard
  • Vent damper and wire harness
  • Blocked vent safety switch (BVSS)
  • Flame rollout safety switch
  • 20 years limited warranty