Proudly

serving the

Hamilton community

since 1994

Heating

and Air Conditioning

for your home

Indoor

comfort for you

and your family



About Pro-Active Heating & Air Conditioning

Local Heating and Air Conditioning Service, Installations, Replacement, Repair and Maintenance you can count on! Servicing Hamilton, Ancaster, Dundas, Stoney Creek

Locally owned and operated since 1994 our business is built on referrals. Pro-Active Heating & Air Conditioning is fully Insured and TSSA Cetified. We offer the finest in Natural Gas Furnaces, Air Conditioners and Indoor Air Quality products. Pro-Active Heating & Air Conditioning ensures quality installations, maintenance, repairs and service with prompt and professional customer service. Looking to save money? We will inform you of and process any Government, Utility or Manufacturer's rebates. We also have highly qualified Licenced Gas Fitters and Refrigeration Technicians. Regardless of the season or the temperature outside, we can make your home feel perfectly comfortable. Please explore our site to learn more about our quality products and services.

If you have any questions or would like to schedule an appointment, feel free to contact us any time at 905-648-0696.

Our Services

Lennox® Natural Gas Furnaces are some of the most efficient and quietest Heating systems you can buy. They’re engineered for perfect warmth and savings.

Exacting precision makes Lennox® Air Conditioners among the quietest and most energy-efficient units you can buy.

Indoor air quality systems including home air cleaners, air purifiers, home air filters, and more from Lennox, the leader in home air quality.

Do you feel like you have to constantly adjust your thermostat to stay comfortable? Does your Air Conditioner or Natural Gas Furnace make noises when it starts up or during operation? It may be time for service or repair.

Featured Natural Gas Furnace & Air Conditioner

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Lennox ML296V

The ML296V uses a variable speed motor that reduces electrical use by two-thirds, compared to a standard motor. Plus, two stages of Heating minimize temperature swings, so you can save on utility bills without sacrificing comfort.

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Lennox EL16XC1

It’s easy to feel good at home with the EL16XC1, designed for total comfort inside and quiet performance outside. A precision-engineered scroll compressor ensures efficient operation, helping you save money on your monthly utility bills.

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"Our #1

Concern is you...

another satisfied Client!"

What People Say?

Pro Active Heating Cooling AC Air Conditioning Natural Gas Furnace Indoor Air Quality Filter repair installation TSSA Cetified HVAC ancaster dundas burlington hamilton niagara toronto
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Harold Pomerantz, Dundas

We have been dealing with this company for over 20 years. They look after our Natural Gas Furnace...

Pro Active Heating Cooling AC Air Conditioning Natural Gas Furnace Indoor Air Quality maintenance repair installation TSSA Cetified HVAC ancaster dundas burlington hamilton niagara toronto
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Carol Marchett, Hamilton

This firm was selected by my home mortgage Insurance Company. My air conditioner...

Pro Active Heating Cooling AC Air Conditioning Natural Gas Furnace Indoor Air Quality Filter maintenance repair installation TSSA Cetified HVAC ancaster dundas burlington hamilton niagara toronto
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Patricia Erdie, Ancaster

Our old 30 year Natural Gas Furnace quit during this recent cold snap leaving us with no heat for...