COVID 19 Safety

Maintain Your Air Conditioner

And keep your family cool this summer. Find Out More

Save on Energy

With our service plan, we maintain your HVAC system so you can benefit from lower utility bills and longer equipment life. Save Now

Heating & Cooling Hamilton, ON for over 65 years.

Our #1 priority is customer satisfaction, servicing in all weather.

New Heating and Cooling Systems Installed

Family-owned with more than 65 years of HVAC system expertise. the team at Lancaster Heating and Cooling takes pride in being your go-to HVAC system installation company in the greater Hamilton area. As an authorized dealer of Trane and Carrier, we’re able to help you choose the best new system for your home or property.

A Trane air conditioner for home cooling

Trane company logoTrane Air Conditioners

Designed to give you a cooler, happier space, Trane air conditioners allow you to rest comfortably day or night while eliminating the worry about your next utility bill.
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Trane company logoTrane Furnaces

Whether you are looking for a variable-speed gas furnace or single- or two-stage heating, we have you covered with an energy-efficient furnace from Trane.
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A Trane heat pump for home heating and cooling

Trane company logoAir Source Heat Pumps

Heat pumps offer efficiency improvements up to five times that of most current home-heating methods in Canada. Ask our tech experts how a heat pump could work for you.
Carrier air conditioner

carrier company logo

Carrier Air Conditioners

Carrier air conditioners are meticulously designed to keep you cool when summer temperatures climb. Choose from the Infinity, Performance and Comfort Series.
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A carrier furnace for home heating

carrier company logo

Carrier Furnaces

Keep your home warmer, your bills lower, and those cold winter months more enjoyable with a furnace from Carrier. Choose from the Infinity, Performance and Comfort Series.
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carrier company logo

Ductless Units

Ductless units deliver air into specific areas and are the perfect replacement for in-window air conditioners or space heaters.
Financing is available. Ask us about making it affordable with an easy monthly or biweekly payment plan.
HVAC technician performing planned maintenance on a Hamilton resident's furnace.

Prolong the life of your heating and cooling system and its overall efficiency just by having it regularly maintained by a qualified professional.


Air Purifier products from April Aire

Air Purifiers

Our state-of-the-art air purifier systems trap and kill bacteria, viruses, mould spores, allergens and other indoor air pollutants and keep them out of the air your family breathes.
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Water Heaters

Whether it’s a Storage or Tankless water heater system you prefer, our expert team can help you decide which system best suits your needs for hot water in your home.
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Indoor and Outdoor Fireplaces

Choose from a wide selection of new electric and gas fireplaces to create a memorable focal point for all your indoor and outdoor gatherings.

Expert Commercial HVAC Service for Your Hamilton Area Business 


Productivity is key when it comes to running a successful business operation. That’s why having a failure in your commercial HVAC system can be so costly – lost productivity due to heating and cooling issues.

Lancaster Heating and Cooling brings the expert commercial HVAC experience you need to keep your business running smoothly—whether you need maintenance, repair services or new HVAC equipment—we’ve got you covered with our quality HVAC services.


Don’t suffer in extreme weather conditions. Our expert technicians are available 24/7 to address any HVAC emergencies.

Reach out for immediate assistance by calling:

(905) 388-3333

Our Partners in Heating and Cooling

Keeping Ahead of COVID-19

Lancaster Heating and Cooling is open for business and following COVID-19 safety measures. Please be assured that our employees are wearing the required PPE and following the suggested safety measures.