Residential HVAC Service Provider

Services

Unionville Heating customers know the value preventative maintenance on their furnace and air conditioners provides to protect the performance and extend reliability of their system. If your present system is out of warranty, we can help your family stay comfortable all year long. Introducing our “We Care” annual service program. We will contact you annually for your furnace, or your air conditioner. We report to our customers with a list of our recommendations including how to get the cooling to the second floor more efficiently. Sign up to receive our reminder notice Unionville Heating & Air Conditioning – Markham HVAC Heating and Cooling “We Care” program click here.

Installed Rinnai tankless water heater with digital temperature display mounted on wall, showing copper pipe connections and yellow shut-off valves beneath unit

Water Heater Maintenance

Whether you have a traditional tank or tankless system, our experienced technicians provide thorough maintenance service tailored to your specific unit.
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Indoor Air Quality Systems Installation by Unionville Heating

Indoor Air Quality Systems

Heating Recovery and Ventilating (HRV) units are designed to bring fresh air into the house and exhaust stale air outside.
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Air cleaner and humidifier installation

Air Cleaner and Humidifier Installation

In excessively cold climates, during winters, the humidity levels can drop to as low as 5-10%, leading to skin irritation, nose and throat dryness and ...
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Duct work for furnace and air conditioning

Custom Ductwork

Our custom duct systems are designed to provide the optimum airflow needed to properly heat and cool your home evenly.
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Gas Fireplace Maintenance and Repair - Unionville Heating

Gas Fireplace Repair and Maintenance

A proper gas fireplace tune up can prevent your fireplace from venting poorly, which increases the risk of carbon monoxide entering your home.
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Heating and Air Conditioning Repairs

Heating and AC Repairs

Whether you need an Air Conditioning repair, Furnace repair, you can count on all our staff to provide you with efficient friendly service solutions
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Annual Service and Maintenance Furnace Unionville Heating

Furnace and AC Maintenance

The purpose of preventative maintenance is to keep your HVAC system up and running all season long with no surprise breakdowns, while operating at top ...
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Water Heater Service and Installation

Water Heater Repair and Installation

Unionville Heating repairs hot water heaters.  We offer replacement units for your rental hot water heater.  We offer sales and installation of a new unit. ...
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Customer Service

Polite and Prompt Technicians

Your schedule is important, so our technicians won’t keep you waiting. We are on-time and respectful and our technicians wear boot covers to keep your carpet clean and tidy. We are here to help 24 hours a day 7 days a week. Contact us today to schedule your free estimate.

Guaranteed Job

Our technicians are highly trained and experts in HVAC service and replacements. We guarantee to do the job right the first time!

Fast Reliable

Expert Heating & Air Conditioning provides fast, reliable, and dependable heating and air conditioning service. We stay within our territory. All our business is local so we’re always close by. If your system needs service, we can help!

Honest and Fair

We are thorough, informative, and knowledgeable and will treat you honestly and fairly. We pay attention to details because it’s the little things that make all the difference.

By Appointment Only

New Ontario Consumer Protection laws are in place to ban door-to-door sales of furnaces, air conditioners, water heaters and other related goods or services.  This law effective March 2, 2018 protects consumers from aggressive and misleading contracting at home.  No employee from Unionville Heating will ever visit your house unsolicited.  We’re happy to help with your home HVAC needs.  Please call or e-mail us for an appointment.