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Heating & Air Conditioning in Hamilton/Burlington, Ontario

Want to stay cool in the summer and stay warm in the winter? Check out our list of heating and air conditioning experts who can help provide comfort in your home.

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97%

(2521 reviews)

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Best of the Best 2024

"We were very pleased with the experience updating our furnace with this company. Got all our queries answered pre..."

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95%

(1289 reviews)

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Best of the Best 2024

"Salesman assured me that AireOne would support the effort to get on the Greener homes loan and pay interest free for..."

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94%

(31 reviews)

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"Technical came to troubleshoot thermostat not working and quickly addressed the issue, ordered the necessary parts..."

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94%

(259 reviews)

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Best of the Best 2022

"Thanks to Eric (sales) and Nazim and Farhad (Installation) for a smooth replacement of my 20 year-old gas water..."

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98%

(119 reviews)

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Best of the Best 2024

"Tony was prompt in reaching out and coming to my home. He was very friendly and professional. I'll definitely think..."

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87%

(154 reviews)

"Highly recommend them. We were impressed from the original service visit,through Dan sales and Gary installation by..."

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98%

(1428 reviews)

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Best of the Best 2024

"I started looking for reputable HVAC vendors when my 15 year old Lennox Elite furnace started to exhibit intermittent..."

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95%

(1289 reviews)

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Best of the Best 2024

"Salesman assured me that AireOne would support the effort to get on the Greener homes loan and pay interest free for..."

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92%

(1053 reviews)

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Best of 2020

"cosmopolitan mechanical services installed brand new furnace and air conditioner at our house. Cosmopolitan..."

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82%

(44 reviews)

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"Installing a heat-pump was a big decision for us.... and we had dozens of questions and a couple of concerns..... ..."

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90%

(1 reviews)

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"I had the pleasure of having Andy replace my broken old furnace, I couldn't be more impressed with the level of..."

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89%

(2 reviews)

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" I recently had the pleasure of using Marz heating and cooling Inc for my HVAC needs, and I couldn't be more..."

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62%

(6 reviews)

"Prompt follow up to our initial phone call - next day service visit and repair was done quickly and efficiently! ..."

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0%

(3 reviews)

"After 15 years, we finally replaced our water heating tank. Union Energy checked out the old one and suggested a..."

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64%

(9 reviews)

"We were referred to CERVOL by a neighbour who has used this company for many years, and who expressed complete..."

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The reviews on this page are the subjective opinion of the Author and not of HomeStars Inc.