Products & Services
Furnaces, Air Conditioners, Installation, Repair & More

Air Leaders Inc. Heating & Cooling provides several HVAC products and services for homes and businesses in the Markham, Ontario area. From heating or cooling a small space to complex indoor air quality solutions for large buildings, we have every unit you need.


Gas Furnaces

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Gas Furnace Products - Family Enjoying Time Together

We offer energy efficient furnaces for new installations and replacements in homes and businesses. Trane is one of our trusted brands, but we can repair and service any brand on the market. If you have an oil or electric furnace, Air Leaders Inc. can help you make the switch to natural gas, which is the most energy efficient form of heating. » Learn More

Central Air Conditioners

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Central Air Conditioner Products - Mother & Daughter changing settings

Stay cool this summer and save money on your energy bills with an energy efficient central air conditioner from Air Leaders Inc. We can replace existing central air units, convert window air conditioning to central air, or install brand new central air conditioning systems. » Learn More

Tankless Water Heaters

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Tankless Water Heater Products - Family Cooking in the Kitchen

Tankless water heaters ensure you always have hot water almost instantly—no more waiting to wash dishes after you’ve run a load of laundry. This type of water heater keeps your home’s water at high temperatures while saving space in the area the unit is installed. » Learn More

Gas Boilers

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Gas Boiler Products - Heating

Boilers are used primarily for commercial buildings that require a large area to be heated quickly; they can also accommodate a range of temperature variations in different rooms. » Learn More

Ductless Heating & Cooling

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Ductless Heating and Cooling Products

We work with York ductless heating and cooling systems, including units with 15% higher efficiency than standard models with a duct system. We have wall mounted and outdoor units. Our experienced team of HVAC experts will help you find the type of system that will meet the needs of your building while staying within your budget. » Learn More

Indoor Air Quality

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Indoor Air Quality Products- Grandparents and Baby in Kitchen

Air Leaders Inc. in Markham also has products to improve your indoor air quality. These include air purifiers, dehumidifiers, filters for your furnace and air conditioner, and much more. Clean indoor air is especially important for those who suffer from allergies and asthma. » Learn More


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Family Sitting In Front of Fireplace Products

Our HVAC experts in Markham also install, repair, and replace fireplaces, including built-in, portable, and outdoor units. If you currently use a wood-burning fireplace, we can convert the unit to gas if desired. » Learn More


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Air Handler in Home Products

Air-handlers are an important component of heat pump systems, in which the heating and cooling functions are split. Air-handlers delivery warm or cool air quietly and economically. We carry designs for any home construction design. » Learn More

Heat Pumps

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Heat Pump Products - Technician with Woman

We offer 10 different heat pump models from York Products, with single or three phase units available. There are designs that work best for one or two-level homes, office buildings, warehouses, retail facilities, and more. » Learn More

Our Services

Central A/C Installation and Repair Services

Central Air Conditioning Products Repair & Installation

We’ll provide you with the peace of mind that comes with cooling your home safely. We also provide yearly inspections of the pipes and electrical connections for leaks or other damage, and can provide weatherproofing as needed. If any damage that typically occurs with wear over time is present, we can fix it following the inspection and waterproofing.

Gas Furnace Installation and Repair Services

Gas Furnace Products Installation and Repair

Our knowledgeable specialists provide optimal quality in all the work we do, ensuring the job is done right the first time. We are available for emergency services at any time; contact us and a qualified staff member will come out to your home as soon as possible. Our focus is on complete customer satisfaction no matter what your needs are.

Oil to Gas Conversion Services

Consultation - Oil to Gas Conversion Products Services

Many older homes have oil or electric furnaces, however, gas is the most energy efficient form of fuel. Ontario uses natural gas for hot water as well as heating the air. Over the past five years, gas has proven to be about and 64% less expensive than oil.

Electric to Gas Conversion Services

Electric to Gas Conversion Products - Couple changing Thermostat

We can also convert electric heating systems to gas, providing a savings of 63% over the course of a few months. You can purchase gas from us directly, or from another gas marketer and we will ensure it is delivered safely to you.

Whole House Duct-Work Services

Family - Whole House Air Duct Products Services

Air Leaders Inc. also specializes in whole house ductwork services; and no job is too big or too small. We strive for complete satisfaction in every job we undertake. We always discuss with you what the best solution is for your budget and the size of your home.

Protection Plans

Protection Plans

A protection plan provides parts and labour coverage for your equipment, helping you avoid expensive and unexpected repair costs when things go wrong. A breakdown always happens when you least expect it and can be very costly. We only use genuine manufacturer’s part and never universal parts. Please contact us to learn more.

Preventive Maintenance

Preventive Maintenance - HVAC

It is Air Leaders Inc. goal to ensure that our clients obtain the maximum life of their equipment, keep operating costs at a minimum, and avoid costly emergency breakdowns. An effective Preventive Maintenance Program is key.

Preventive Maintenance starts with a thorough inspection using a systematic method of factory-prescribed checks of the operating system, safety, controls, refrigeration system, and accessories to provide a condition report for each piece of equipment. This information provides the basis for informed decisions on repair work and maintenance required to ensure equipment is safe and operating at peak efficiency.

We offer monthly, quarterly, semi-annual and annual service contracts. Please contact us to learn more.


  • Monday 8:30AM-5:30PM
  • Tuesday 8:30AM-5:30PM
  • Wednesday 8:30AM-5:30PM
  • Thursday 8:30AM-5:30PM
  • Friday 8:30AM-5:30PM
  • Saturday 9:00AM-3:00PM
  • Sunday By Appointment

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