Heating and Cooling Experts Serving Kingston, Brockville & surrounding areas

HVAC Experts

When you’re looking for the best home comfort solutions, you can count on the Toshack team in the Brockville, Smiths Falls and Kingston areas. No matter your home comfort need, we have an innovative heating and cooling system to handle it. From our high-efficiency air conditioners, furnaces and heat pumps to our industry-leading warranties, you know you’re getting top heating and cooling repair when you select Toshack.


Financing Programs Available!

At Toshack Service & Maintenance Corp., we understand that the purchase of a new furnace, air conditioner, or any other HVAC equipment can be a surprise investment. We work closely with lenders to make sure that you are easily approved.


Our Services Toshack proudly serves homeowners and businesses in Brockville, Kingston, Smiths Falls, and all the rural areas in between! We provide heating, cooling, and plumbing services for natural gas, propane, oil, and electric equipment.


Heating Solutions

At Toshack, keeping your household warm in freezing temperatures is one of our top priorities. This is why we offer a large variety of heating products. Our top quality furnaces from Lennox will fit your air heating needs, and we have decades of boiler experience for hot water heating systems.

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Cooling Solutions

Toshack is the best cooling company in the Kingston, Brockville, and Smiths Falls areas and will provide exceptional cooling equipment repair and installation services to keep you comfortable and safe on hot humid days!

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No matter how big or small your plumbing needs, we are here for you. Our skilled and licensed plumbers can help you with anything from a full bathroom install, to fixing that leaky faucet, upgrading your kitchen or getting you into that new hot tub.

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Latest from the Blog At Toshack we believe in providing interested customers with useful information.
Feel free to check out any of our informative posts.

Client Testimonials

  • Much of what makes a successful business are the people. With Mike, Ryan, Chelsea and, I believe, Mary among others you have some good people. Pleasant and helpful. We chose Toshack because we have enjoyed over 10 years of good service and good relations with you.

    Gary & Diana T.
  • First class service with careful attention to detail. Very clean work.

    Michael M.
  • Your technician arrived promptly. Very impressed by his friendly demeanor, positive attitude and professionalism. Also impressed by your service dept who set up the visit and kept me informed. I perceive your company as a well run company of professionals. Will call again if needed. Well Done!

    James C.
  • Very pleased with the crews professional attitude and service. Would definitely recommend them. The office staff and sales staff are excellent to work with.

    Gene R.

Proud Dealers For

Lennox Logo

Awards + Associations


Head Office

1415 California Avenue, Unit 5, PO Box 336
Brockville, Ontario K6V 5V5

Call Us

Head Office: 613-342-9381
Toll-free: 1-888-547-6162