About CU Mechanical Inc

Mechanical Contracting Company in Toronto, ON

HVAC, Indoor Air Quality, Hydronic Radiant Floor Heating System Repair, Installation, and Supplies

CU Mechanical Inc

Cu Mechanical (Pronounced "Q") is a company you can trust for straight forward advice from experts who have a vested interest in providing service to you and your family over the long term.

Our company specializes in the supply, installation, and servicing of hot water (Hydronic) heating systems.

We have expertise in solar, radiant floor heating, snow and ice melts and we now offer maintenance contracts.

We tend to work with custom home builders, home owners and general contractors for their design/build projects.


Here at Cu, we strive to bring elite quality of workmanship and customer service. We always place our customers first. We believe that you won't be satisfied until we see you smile, hence our company slogan "we won't leave until we C U smile".

Our technicians are licensed and insured to provide you peace of mind, so rest assured we have you covered from the time we arrive at your doorstep.

We have extensive experience and training from top leading manufactures, feel secure with our well trained technicians.

  • Great service from start to finish. The job was completed on time. Easy communication and quick responses on the requests.

    Humidifier Installation
    Igor in Toronto

  • Great job and perfect solution for my needs. Thanks for fitting me into your schedule.

    Gas Line For Generator

  • Shawn handled my account from initial inception through to completion and at every step the way he dealt with my install was simply perfect. This was only a simple window a/c install but he treated it as if it were a huge expensive job it seemed. CU Mechanical will definitely be my "go-to" company with everything required in the future for me. Hey did I forget to mention it was perfect? :)

    Simply Perfect, From Start To Finish

  • Our Heat at work was not working, so we called Cu Mechanical Inc. They are the best! They diagnosed the problem instantly and got the heating system working within mins. They are courteous, prompt and very efficient. They are our go to heating and air conditioning specialists. Our technician Shawn was prompt, thorough and very polite. He was finished in no time.

    HVAC Service
    VA Transport

  • Our furnace stopped working overnight. On a cold Sunday morning, Cu Mechanical was able to visit and diagnose that our furnace had a few failing parts. They were able to get a new, more energy efficient furnace installed for us. Thank you for your quick and reliable service!

    Emergency Furnace Repair
    Joshua in Pickering

  • CU Mechanical were the third company we contacted to service our NTi boiler (installed by previous home owners). The CU Mechanical engineer was efficient and friendly and very knowledgeable. We now use them for regular inspections on our boiler.

    Excellent Service, Knowledgeable Engineers

  • We called Cu Mechanical to service our furnace and fireplace. Shawn, the technician, arrived on time, was friendly and knowledgeable. He quickly was able to diagnose, and advise next steps required to remedy the situation. His work was efficient, professional, solved our challenge, and we would highly recommend Cu Mechanical for your service needs.

    Furnace And Gas Fireplace Service
    Jody in Toronto

  • Was so impressed with the speed, efficiency and service we received from Cu Mechanical. Clean work, as well as very friendly customer service. So refreshing to work with a trusted professional that we will call back again and again. Pleasure doing business with them and would recommend for any services you may require. One of the best!

    Amazing Service

  • Shawn was able to come on short notice to replace a gas line and provided expert advice. The work was done quickly and professionally, and he was able to come up with the right solution that worked with my recently completed kitchen renovation. I’ll continue to hire Shawn and Cu Mechanical in the future. Thanks again!!

    Gas Line Install
    Julie in Toronto

  • His service was amazing and hassle free. Timely and fair on price which was amazing

    Surreal Studios

  • I was looking to service my furnace, HRV and AC unit as part of regular maintenance and was referred to Cu Mechanical. The technician showed up on time and I was very impressed by how professional, transparent and friendly they were. During the appointment, the technician made sure to explain everything they were doing which I felt was very important (I like to be well informed). They made sure to educate me on my existing systems and demonstrated how I could clean simple components myself (I.e HRV filter, condensate line etc). It was also recommended that I install a condensate…

    Happy Customer
    Alanna in Toronto

  • Cu Mechanical definitely made our family smile, what can I say? They know their job's inside out. A team of professionals retrofitted my mechanical room in 3 days!! It was a big job but Shawn and his crew did not waste time on this at all. They're very attention to detail, but also fixed existing problems which bother my home comfort for years since the previous contractor. They went above and beyond my expectations completing this job. His pricing was definitely not on the low side but also not on the high side as well. He was just within our…

    Boiler Retrofit
    Joeseph in Toronto