Prendergast Oil Co, Watertown, MA 617-484-7771, A full service heating and cooling contractor. Sales service, installation. Free estimates on heating systems, modernizations, 24 hour emergency service. Central air conditioning units, ductless units, Nate certified technicians. Visit our original website at
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A Full Service Heating & Cooling Contractor That Treats Your Home Like It's Our Home.

Regular Hours
Mon - Sun:
Extra Phones

Phone: 617-484-7771

Fax: 617-484-3055

  • Fuel Delivery
  • Delivery
  • Installations of New Systems
  • Installations
  • Furnace Installation
  • Oil Tank Installation
  • Modernizations
  • Central Air Units
  • Sales & Information
  • Set Up & Installation
  • Construction Services
  • Ductless air conditioning
  • Installation
  • Oil Delivery
  • System Upgrades & Repairs
  • Boiler Installation
  • 24 Hour Emergency Service
  • Ductless Units
  • Air Conditioning
  • High Velocity Air Conditioning
  • Mitsubishi
  • On Heating Systems
  • Service Contracts
  • Service
  • Controls
  • electric to oil conversions
  • Central Air Units
  • Forced Air & Hot Water Systems
  • steam to hot water conversions
  • Boilers
  • steel oil tanks
  • Boilers & Water Heaters
  • Roth Oil Tanks
  • Humidifiers
  • Flooring
  • Central Air
  • Air Conditioning
  • Air Conditioners
  • Hydro-Air
  • Heating Systems
  • Radiant Heating
American Standard Furnaces, Mitsubishi Ductless Air conditioners, Munchkin, Stadler -Viega radiant products, System 2000,, Weil McLain
Payment method
money order, check, visa
Belmont Center


N.E.F.I. Mass Oil Heat Council

Air Conditioning Contractors & Systems, Air Conditioning Equipment & Systems, Air Conditioning Service & Repair, Construction Engineers, Fireplace Equipment, Fireplaces, Fuel Oils, Heating Contractors & Specialties, Heating Equipment & Systems, Heating Equipment & Systems-Repairing, Heating, Ventilating & Air Conditioning Engineers, Professional Engineers
Other Information

Parking: Lot, Free