Customer reviews
This business has 125 Google reviews. We show up to five of them below - read the full listing on Google before deciding.
Mike Winters
Great quality work replacing my old hot water tank with a tankless water heater. All the natural gas, water and venting connections are very clean and neat. All the guys were personable and professional and they left the work area cleaner than when they started! I definitely recommend.
Tarun Arora
We are so grateful for this company’s help. After calling over 50 companies and being told repeatedly that no one could come due to the bad weather and high call volume, they were the only ones who truly stepped up. Their responsiveness, professionalism, and willingness to help when others wouldn’t made a stressful situation so much easier for us. Highly recommend their service.
Nicole Zerva
John and Jeff installed the rough in for our shower and vanity and did a great job, service was timely and they answered all of our questions and cleaned up afterwards. We are very happy with their work and would definitely hire them again.
Brian Richards
Excellent Service from Start to Finish! I recently hired Guest Plumbing, and I couldn’t be more impressed. From the moment I called, their team was professional, responsive, and incredibly friendly.
Roberta Foster
Guest Plumbing provided exceptional service from start to finish. They were very knowledgeable and quick to respond, making it easy to book a small job without any hassle. The customer service over the phone was friendly and efficient, and the service team did a job well done. I’m very satisfied and have already referred friends and family. No job is too big or too small for Guest Plumbing! Highly recommended.
Before you hire an HVAC contractor in Ontario
Yes for the parts that matter. Gas work requires TSSA certification, and refrigerant work requires a 313A or 313D certificate plus environmental handling certification.
TSSA Gas Technician certificate (G1, G2 or G3)
Legally required for anyone connecting, servicing or venting gas-fired equipment. G2 covers most residential work; G3 is an entry level that must work under supervision.
Verify with: The Technical Standards and Safety Authority regulates fuel safety in Ontario.
Check Guest Plumbing & HVAC Toronto - Commercial & Residential Services on the official registerCertificate of Qualification, 313A or 313D
313A is the full Refrigeration and Air Conditioning Systems Mechanic; 313D is the residential air conditioning equivalent. Both are compulsory trades.
Verify with: Skilled Trades Ontario maintains the public register.
Check Guest Plumbing & HVAC Toronto - Commercial & Residential Services on the official registerODP / refrigerant handling certification
Required to legally purchase and handle refrigerant. Relevant to any AC or heat pump work.
Manufacturer certification for the equipment being installed
Not a legal requirement, but many manufacturer warranties are only valid when installed by a certified dealer. Ask before assuming you have a ten-year warranty.
Questions worth asking
- Will you perform a heat loss and heat gain calculation, and can I see it?
- Who on the crew holds the TSSA gas certificate, and at what level?
- Is the equipment warranty conditional on registration or on installer certification?
- What exactly is covered by your labour warranty, and for how long?
- Does this quote include removal and disposal of the old equipment?
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