Gas Fitter Complete HVAC Service Inc. — hvac in Hamilton
“Highly recommend this company, fit in my gas job the very next day. Very professional and on time bright and early got the job done! Thank you again!”
“We wanted the gas line moved and ducts resized to make make more room in the basement. Gas Fitter did the work quickly, professionally, and at a good price. Would hire them again in the future.”
“Had to do major renovations with quite a few new gas lines including tying back into existing ones. Gregorio came up with an efficient and clean plan and performed the work professionally. He also kept a positive attitude when we came across unforeseen challenges in the walls. Would definitely recommend.”
“After struggling to find someone who understood old homes we came across Gregorio and could not be happier we went with him. Gregorio took on our complete home overhaul, planning, designing, installing and finishing an entire hvac system in our 140 year old home. Gregorio is one of the most hard working and dedicated contractors we have come across… (longer review on Google)”
“Gas Fitter HVAC services surpasses the status quo by going to the next level in communication. Honest and upfront job quotes and…
Finding a reliable HVAC technician in Hamilton matters more than most homeowners realise — in Canadian climates, an efficient, properly serviced furnace or heat pump is essential for safety through harsh winters. A qualified HVAC contractor handles heating, ventilation, and air conditioning including annual furnace tune-ups, heat pump installation, central AC service, boiler maintenance, and indoor air quality assessments. When comparing providers, verify Red Seal 313A certification (Refrigeration and Air Conditioning Mechanic), provincial Ozone Depletion Prevention (ODP / ODS) licensing for refrigerant handling, and appropriate gas fitter certification (such as TSSA in Ontario or Technical Safety BC). Ensure the company carries full liability insurance and provides itemised written estimates. Fieseros lists verified HVAC businesses serving Hamilton and the surrounding area, with credential checks visible on each profile so you can hire with total confidence. In Ontario, the cold climate and prevalence of basement foundations mean HVAC work often involves furnace sizing for winter heating loads. The Ontario College of Trades / Technical Standards & Safety Authority (TSSA) regulates hvac work in the region. Gas Fitter Complete HVAC Service Inc. is listed on Fieseros as a hvac business serving Hamilton.
1183 Barton St E, Hamilton, ON L8H 2V4
1183 Barton St E, Hamilton, ON L8H 2V4
Primarily serves Hamilton and the surrounding area.
Common services in this category — not necessarily offered by Gas Fitter Complete HVAC Service Inc..
Central air conditioning repair, recharge, and new system installation.
Gas, electric, and oil furnace repair, tune-ups, and full replacement.
Heat pump installation, repair, and seasonal maintenance.
Preventive maintenance to keep heating and cooling systems efficient.
Duct cleaning, humidifier install, and air filtration systems.
After-hours repair for heating and cooling failures.
Provincial environmental regulations require an Ozone Depletion Prevention (ODP / ODS) card for refrigerant handling. For comprehensive HVAC systems, look for Red Seal 313A refrigeration mechanics and certified gas technicians (e.g. TSSA G1/G2).
Covers property damage and workplace safety. Ensure the contractor carries at least $2M commercial general liability and active provincial workers' compensation coverage.
Labour, equipment, permits, and old unit disposal fees should be listed separately so you can compare quotes line-by-line. Avoid single-figure lump sum bids.
Most high-efficiency furnaces and heat pumps carry 10-year manufacturer parts warranties; quality installers typically guarantee their labour for 1–2 years in writing.
Heating failures in sub-zero weather can freeze plumbing lines within hours. Confirm the provider’s 24/7 emergency policy and guaranteed response window.
Use the "Request a Quote" panel on this page to send your service needs to Gas Fitter Complete HVAC Service Inc. directly.
The provider receives your request by email and replies with pricing, availability, and next steps.
Once you agree on scope and price, schedule the visit directly with the provider.
Common questions about hiring a hvac provider — these are category-level FAQs, not answers supplied by Gas Fitter Complete HVAC Service Inc..
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