HVAC Repairs in St. Thomas and the Surrounding Communities

Whether you’re looking for a unique and innovative idea for an upcoming renovation, or you would like to guarantee the performance of your hot water tank to guarantee a relaxing shower in the morning, County Lines HVAC & Fireplaces is the team to turn to. We specialize in HVAC repairs in the St. Thomas region. Book an appointment to stop by our showroom to get an idea of the aesthetic and practical heating possibilities that await your home or commercial space! Bolster the value of your property and discover the joy that efficient, dependable heating and air conditioning can provide.

Contact us for all of the following:

  • Free estimates 
  • A unique fireplace showroom
  • Financing and rentals on residential and commercial products
  • Contracting work for facing 
  • Worry-free fireplace transformations, from newly installed to re-facing

Our Areas of Expertise

We supply products and perform repairs and regular maintenance on all of the following:

  • Air conditioning units
  • Boilers
  • Hot water tanks
  • Gas furnaces
  • Oil furnaces
  • Fireplaces
  • Gas lines
  • HVAC systems
  • Ducts and ductwork
  • Water heaters
  • Heating systems
  • Heat pumps
  • Pool heaters
  • Ductless and mini-split air conditioners
family gathering around fireplace

Don’t Delay

When it comes to your property’s heating and cooling requirements, it pays to be proactive.

When it comes to your heating and cooling convenience, it’s always best to call in a professional for qualified installations and sound advice you can depend on. Don’t wait for the temperature to change unexpectedly, call County Lines HVAC & Fireplaces for continued peace of mind.


43 Ross St. Unit #3

St. Thomas, ON N5R 3X6




Monday 08:00 AM - 05:00 PM

Tuesday 08:00 AM - 05:00 PM

Wednesday 08:00 AM - 05:00 PM

Thursday 08:00 AM - 05:00 PM

Friday 08:00 AM - 05:00 PM

Showroom By Appointment Only

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