DeMarco Mechanical offers heating, air-conditioning, ventilation, air purification and air quality systems repairs, installations, and maintenance throughout Mississauga as well as the rest of the Greater Toronto Area. With the recent changes to the Ontario Building Code, homeowners in Mississauga need to be aware of energy efficiency requirement changes in effect. The changes, among them, changes to compliance packages and more, is intended to make buildings and building renovations more energy efficient while reducing operating costs. Home and business owners in Mississauga need to be aware of prescriptive compliance packages that are now 15% more energy efficient, impacting the installation of exterior insulation, doors and windows, skylights, heating, and heat recovery ventilation. Cities are taking advantage of the newer end, high-efficiency HVAC systems on the market, specifically designed to reduce energy waste.

Learn More!

To learn more about the Ontario Building Code and how your building should meet standards, please visit the OBC website. DeMarco Mechanical can help you meet OBC requirements during your next renovation. We offer highly sophisticated heating and air conditioning systems and offer installation of advanced systems including Energy Recovery Ventilation packages. Learn more about what DeMarco can do for your home or business below:

Energy Friendly HVAC Systems

Energy saving is easyThe city of Mississauga recommends purchasing ENERGY-STAR® labeled products for your home so that you can maximize your energy efficiency and save on energy in the long run. Residents of Mississauga are advised to invest in energy-efficient HVAC systems and Energy Recovery Ventilation to reduce the energy consumption of your home or business. DeMarco Mechanical offers environmentally friendly, sophisticated products which will help you maximize your building’s energy efficiency and help your city go green. To learn more about any tax incentives and programs offered by your city, please visit your city’s website.

Pay Less for Electricity Bills

Our company’s talented technicians work with your energy needs and space to help you find the best heating and air conditioning systems for your needs. Lower your carbon footprint and raise your energy efficiency with our help. When you install a DeMarco HVAC system, you can significantly lower your monthly energy bills and pay for your new system throughout its lifespan.

Mississauga Heating and Cooling

Excellent Quality Systems and Service: DeMarco’s professional technicians aim to provide our customers with the best service in the industry. We tailor our services to your needs, offering after and before hours’ work, a massive variety of brands and products, customized services and continuous customer care. In this way, we guarantee your 100% satisfaction with every job, be it repair or installation. We offer a variety of services for your benefit including: heating and cooling repairs and installations, emergency furnace and AC repairs, ductless heat pumps, water heater installation, general maintenance and tune-ups and more!

The Highest Standard in Repairs: We service all major brands and systems, offering both commercial and residential repair, maintenance and inspection services. We service:

  • Amana AC and Furnaces
  • Lennox AC and Furnaces
  • Rheem AC and Furnaces
  • Carrier AC and Furnaces
  • Payne AC and Furnaces
  • Trane AC and Furnaces
  • Bradford White AC and Furnaces
  • Keeprite Furnaces
  • AND MORE! No job is too large or too small for DeMarco Mechanical.

    Mississauga Wide Service: We serve all of Mississauga and all corners of the Greater Toronto Area for the benefit of our customers. Our reach allows us to offer quality HVAC systems and services throughout most of Southern Ontario. This includes:

  • North York
  • Toronto
  • Scarborough
  • Richmond Hill
  • Vaughan
  • Maple
  • Concord
  • Aurora
  • Mississauga
  • Etobicoke
  • And Further!
  • Our company

    Expert HVAC Contractor ServiceOur company offers general repairs, replacements and parts and full installation of water heaters, air conditioners, heating systems, ventilation and air purification systems. Our dedicated teams take the time to ensure that the job, from duct cleaning to full system installation, is done correctly and to your complete satisfaction. We guarantee the highest standards of service and the best brands on the market. We believe in creating lasting relationships with our customers, which is why we offer multi-equipment discounts, service contracts, and highly competitive rates. Visit our website today for more information about our company and what our customers say abut us. Please contact us for more information.

    For a free estimate, or to request a visit, please give us a call or send us an email at: (416) 820-9155 or We are always happy to assist you in any way we can.