• Biasi Riva Plus Condensing Wall Hung Gas Boiler - Heat Only - Natural Gas - RI-NAT PLUS

    - 116,000 BTU

    Product ID • RINATPLUS000

  • $1,795.00 (Original $2,359.75)
  • Quantity:
  • Estimated Overland Truck Shipping Truck Shipping


If you want a High Efficient hot water Condensing Natural Gas Boiler - then look at our Biasi RIVA Plus. The Riva Plus (Heat Only) with Natural Gas delivers up to 116,000 Btu which is large enough for most houses in the USA. If you need domestic hot water, then use the RivaPlus Combi Boiler or then couple the RivaPlus Heat Only Boiler with an indirect storage tank.

The Biasi RIVA Plus Natural Gas Boiler maintains a constant high efficiency in both high and low temperature heating systems. Use the RivaPlus Heat only with hydronic baseboards, hydronic radiators, radiant pex floor heating, cast iron radiators and most other hydronic heating systems.

For homeowners, Biasi RIVA boilers are not only quiet, dependable and efficient, they are more attractive and require less space than conventional boilers. And there is comfort in knowing that the sealed combustion heat exchanger provides the ultimate in safety while providing efficient central heating.

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Technical Specs

Biasi RivaPlus Natural Gas Boiler Heat Only RI-NAT PLUS - Techs and Specs

  • fficiency
    90% AFUE Condensing Gas Boiler
  • Input Modulates
    47,800 BTU to 116,000 BTU
  • Output Modulates
    41,600 BTU to 103,000 BTU
  • Primary Heat Exchanger Type
  • Recuperator
    Stainless Steel
  • Coaxial Venting Max Length
    8.8 Feet
  • Separate Venting Max Length
    99 Feet
  • Vertical Venting Max Length
    27.8 Feet
  • Dimensions
    13-7/8 Inches Depth by 15-7/8 Inches Weight x 31-3/4 Inches Height
  • Weigth
    96 pounds

Biasi RivaPlus Natural Gas Boiler Heat Only RI-NAT PLUS - Features

  • Biasi RivaPlus - Condensing Boiler (Without Domestic Water)
  • Quiet and compact
  • ASME certified heat exchanger rated at 43.5 PSI
  • CSA certified
  • Natural Gas
  • Gas valve modulation
  • Self contained: all parts internalized
  • Electronic spark ignition
  • Versatile venting options: Separate or Concentric systems available
  • Wall-Mounted
  • Easy to install
  • Sealed combustion chamber - Direct Vent
  • Built in expansion tank
  • System Pump included
  • Frost protection system
  • Circulator protection if the boiler is idle for 24 hours
  • Warranty - 2 years complete / 10 years on the primary heat exchanger

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