Indulge In Unparalleled

Achieve a cozier and more energy-efficient space.

We take the time to understand your unique needs and customize our heating services to meet them perfectly. When you contact us, you gain a partner committed to enhancing your indoor ambiance. Get in touch today to start the conversation!

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Indoor Comfort Experts: Explore Our Heating Solutions

When the chill of winter sets in, you need reliable and efficient heating solutions to keep your home warm and comfortable. Say goodbye to the cold and embrace the warmth of our heating services today.


  • Gas Furnace: Our gas furnaces are designed for efficient heating, keeping your home warm and comfortable throughout the winter.
  • Heat Pumps: Experience year-round comfort with heat pumps that provide both heating and cooling solutions for your home.
  • Condensing Boilers: Our condensing boilers offer energy-efficient heating, reducing your environmental footprint and energy costs.
  • Water Heater: We offer reliable water heaters that ensure a steady supply for your household needs.


  • Furnace Installation: Let our experts handle your furnace installation to ensure a seamless and efficient heating system in your home.
  • Furnace Repair: We provide reliable furnace repair services to ensure your heating system is back up and running in no time.
  • Furnace Replacement: When it's time for an upgrade, trust us for furnace replacement services to enhance your home's heating efficiency.

Water Heating

  • Boiler Service: Our professional boiler service keeps your boiler in top condition.
  • Boiler Replacement: When it's time for an upgrade, trust us for boiler replacement services to improve your home's heating efficiency.
  • Water Heaters: Enjoy a steady supply of hot water with our water heater services, including installation, repair, and maintenance.
  • Hydronic Heating System: Experience the ultimate in-home comfort with our hydronic heating system installation and maintenance services.

Floor Heating

  • Radiant Floor Heating: Our radiant floor heating services deliver consistent, energy-efficient warmth throughout your space.

DeMarco Mechanical offers furnace installation, repair, replacement, maintenance services, and more across the GTA and York Region: Downtown Toronto, North York, Etobicoke, Scarborough, Thornhill, Markham, Richmond Hill, Vaughan, Concord, Aurora, Woodbridge, Maple, King City, Newmarket, Stouffville, Pickering, Ajax, Whitby, Oshawa, and the surrounding areas.