Oil Hot Water & Steam Boilers and Furnaces

Pick the Perfect Boiler or Furnace for your Heating Needs

Santoro Oil is proud to carry a wide range of boilers & that can meet any home's heating needs and your budget. We carry boilers from Pure Pro, Weil-McLain, Viessmann, and furnaces from Lennox, Williamson, and Heil. Modern boilers or furnaces use less energy and space in your home while provide a better level of comfort.

Boilers use piping throughout your home to bring heat to baseboards or radiators to each of your rooms in your home. If you don't have baseboards or radiators in your home you have a furnace that heats your home through ducts.

Hot Water Boiler

Fujitsu Ductless Air Conditioners

Pure Pro Trio

The Trio Boiler by PUre Pro combines high efficiencies, convenience, serviceability, and low mass 3-Pass technology. Constructed in GG20-rated cast iron for excellent thermal shock and durability. Designed to reduce emissions with flue recirculation.

  • Three Pass heat echange, low mass design.
  • GG20 Cast Iron
  • Recirculation flue gas
  • AFUE (Annual Fuel Utilization Efficiency) up to 87%
  • Hydro Stat - 3250 plus control
  • Low water cut-off
  • Indoor or optional outdoor reset
  • Can be installed with an oil or propane burner
  • Superior serviceability with complete access to all flue passages
  • Limited Lifetime warranty
  • Several Venting Options


  • Weil McLain WGO-1

    Weil McLain WGO

    The WGO series boiler from Weil Mclain is a high efficiency, cast iron oil-fired water boiler. The WGO series has a coast iron 3-pass heat exchanger and an insulated steel jacket. With a quick-open top and a swing-away burner door the WGO-Series is easy to service and inspect.

  • 85-87% AFUE
  • Limited lifetime warranty on boiler sections
  • High limit temperature control with circulator relay
  • Energy Star Rated
  • Dedicated water only oil boiler with cast iron sections no-tankless water heater or cover plate
  • Quick Open top swing-away burner door with full chamber access, increases visibility for inspection and service.
  • Two flue outlets rear and top for complete venting flexibility.
  • Recessed target wall design protects unit from flue brushes
  • Weil Mclain Ultra Oil

    Ultra Oil

    Weil-McLain has been using a three pass design concept for over 70 years because it provides better flame control, and more efficient fuel utilization, which reduces heating costs. The Ultra Oil has incorporated finite element modeling to enhance overall boiler operation.

  • Traditional and combi water heater models
  • 87% AFUE on Series 3
  • Optional Advanced features Module that provides indoor/outdoor reset, DHW priority, stage firing and more.
  • Dedicated water-only oil boiler.
  • Flexible direct or chimney venting – no power assisted fan needed.
  • Reversible swing-away burner door.
  • Three-pass cast iron heat exchanger with captured elastomer seals.
  • Energy Star Rating


  • Viessmann Oil Water Boiler

    Viessmann Vitorond 100

    Designed for high level of efficiency, 3-pass heat exchanger channels the flue gas through the boiler three times to capture as much heat as possible. Perfect for use with in home thermostats (dial, programmable, or smart). For additional savings choose a vitotronic system control. A vitotrontic system adjusts the boiler water tmperature based on the outdoor temp to maintain a constant comfortable and energy efficient level of heat in your home.

  • AFUE 86.9%
  • Ideal for homes with baseboards, radiators, and indirect water heaters.
  • Max heat extraction and efficiency thamnks to thriple pass heat exchanger
  • Long service life and max reliablity with extremely durable cast iron heat exhanger
  • Clean and efficient combustion thank to a stainless steel combustion chamber
  • Quiet combustion with beckett or riello burner
  • for greater efficiency and comfort modualte the boiler water temperature with a vitotronitc control
  • Eliminate the need for a chimney and combustion air supply opening with direct venting


  • Steam Boiler

    Weil Mclain Steam Boiler

    Weil Mclain SGO Series Boiler

  • Oil-fired steam boiler with cast iron cections and tankless water heater opening
  • Long steaming times thanks to large water content
  • Multiple venting options with rear and top flue outlets
  • 84% AFUE
  • Top and swing-away burner door openings provide increased visibility for inspection and servicing.
  • Recessed target wall design protect unit from flue brushes


  • Free port 2 steam boiler

    Velocity Freeport 2 FSZ

  • 3-pass cast iron heat exhanger, maximinizes heat transfer from flue gases to the boiler water
  • designed to be installed with a standard chimney
  • energy star qualified
  • Swing door allows for excellent servicability.
  • 85.7-86.00% AFUE
  • A tankless coil can be installed or works with indirect water heaters.


  • Oil Furnace

    Lennox Oil Furnace

    Elite Series ELO183

  • 83% AFUE
  • Limited Lifetime Warranty of Heat Exchanger
  • High Quality Components to reduce down-time.
  • Compact design allows the ELO183 to fit in basements or attics


  • Lennox Oil Furnace

    Signature Series SLO185V

  • 85% AFUE
  • Continuous Fan Operation provides a constant flow of warm air
  • Variable-speed airflow, allow for more control over how heat is delivered to your home.
  • Whisper Quiet Operation
  • Built with a heavy-duty fuel pump, heavy-gauge steel heat exchanger, and insulated steel cabinet. The SLO185V will stay running for years to come.


  • Call Us Today (401) 942-5000 • Offices Located in Providence / N Kingston

    101 Corliss Street, Providence, RI 02904
    Santoro Oil - A Full Service Oilheat, Air Conditioning and Equipment Service Provider

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