Ottawa, ON
Your Local Experts
Get a FREE Quote
Furnace Repair Ottawa

Furnace Repair in Ottawa — Fast, Certified & Reliable

Fast, accurate furnace diagnostics and repairs by certified technicians. Serving Ottawa, Kanata, Nepean, Barrhaven & Orleans.

Furnace Repair Ottawa in Ottawa — KAD Mechanical & HVAC Furnace Repair Ottawa

Furnace Repair Ottawa in Ottawa, Kanata, Nepean, Barrhaven & Orleans

When your furnace stops working in the middle of an Ottawa winter, you need a technician who answers the phone, shows up fast and fixes it right the first time. KAD Mechanical & HVAC provides furnace repair across Ottawa, Kanata, Nepean, Barrhaven and Orleans.

Our certified technicians diagnose all major furnace brands, carry common parts and give you an upfront price before any work begins — no hidden fees, no surprises.

Furnace problems we fix every day:

  • Furnace not turning on or not igniting
  • Furnace blowing cold air
  • Short cycling (turning on and off too often)
  • Banging, rattling, squealing or grinding noises
  • Weak airflow or uneven heating between rooms
  • Thermostat, flame sensor, igniter and blower motor failures
  • Rising Enbridge Gas bills with no change in weather

Get Your Free Furnace Repair Ottawa Quote

Certified technicians • Upfront pricing • No hidden fees

Why Ottawa Homeowners Call KAD for Furnace Repair

Fast ResponseNo heat? Call (613) 790-2675 and we schedule your repair right away.
Certified TechniciansLicensed, TSSA-certified gas technicians.
Upfront PricingYou approve the price before we start. No hidden fees.
Local & FastTechnicians based in Ottawa, serving all surrounding areas.
500+Completed Projects
98%Customer Satisfaction
10+Years Serving Ottawa
5.0★Google Rating

How Our Furnace Repair Works

Call or Request OnlineTell us what your furnace is doing. If you have no heat, call us right away.
DiagnosisOur technician inspects the system and finds the real cause.
Upfront QuoteYou get a clear price before any repair starts.
Repair & Safety CheckWe fix the problem and test the furnace for safe, efficient operation.

Recent Work in Ottawa — Before & After

Real jobs completed by our certified technicians. Drag the slider to compare.

After: Power-Vent Water Heater Replacement by KAD Mechanical & HVAC in Ottawa
Before: Power-Vent Water Heater Replacement in Ottawa
BeforeAfter

Power-Vent Water Heater Replacement

After: Venting & Piping Upgrade by KAD Mechanical & HVAC in Ottawa
Before: Venting & Piping Upgrade in Ottawa
BeforeAfter

Venting & Piping Upgrade

See more of our work

Ready to Book Furnace Repair Ottawa?

Call (613) 790-2675 or request your free quote online — we respond fast.

Furnace Repair Ottawa — Frequently Asked Questions

What are the common signs that my HVAC system needs repair ?

Some red flags we see often in Ottawa homes include unusual noises (like banging or rattling), rising energy bills, weak airflow, frequent cycling on and off, or your system not keeping your home at the right temperature. If you notice any of these, call us for an inspection.

How quickly can you come for a furnace or water heater repair in Ottawa ?

Call us at (613) 790-2675 or request a free quote online. We review your request right away and schedule a certified technician at a time that works for you, so your heat and hot water are back as soon as possible.

Should I repair or replace my furnace?

If your furnace is over 15 years old, needs frequent repairs, or a major part has failed, replacement is often the better investment. Our technician will give you honest options for both.

Certified Technicians in Ottawa

Need Help Right Now ? ⚠️

If your furnace stopped working or your water heater is giving you problems, do not wait. Contact us immediately for urgent assistance. A technician will guide you and help you take the right steps.

Give us A Call(613) 790-2675
Related Services

More Ways We Can Help

Real customers · Verified on Google

What Our Clients Say on Google

5.0★★★★★Based on 6 Google reviews
KKensonsun BernadeDesign-build firm, OntarioG
★★★★★

KAD Mechanical & HVAC is an insured mechanical and HVAC company with a solid and qualified team. They have supported our project from start to finish. From initial contact, they outline the scope of work, its requirements and complete the work as per codes, regulations and industry best standards. From hot-water tanks, furnaces, faucets and shower heads to gas lines for barbecues and other appliances — KAD Mechanical & HVAC delivers. Highly reliable and delivers with satisfaction every time.

Jjohana julioWater tank installationG
★★★★★

I am very satisfied with the work done. The installation of the water tank and toilets was impeccable, professional, and carried out with great care. The team was punctual, friendly, and answered all my questions. Everything is working perfectly, and the work area was left spotless. I wholeheartedly recommend this company for the quality of their service and their excellent customer care. A well-deserved five stars!

YYobani gil ramirezGas line installationG
★★★★★

I’m really happy for this service. Mukaley is very professional installing my gas line.

OOmar KikiGoogle reviewG
★★★★★

Professional and very knowledgeable. 10/10 recommend 👌

Helpful Guides

Expert Tips From Our Blog

Get High-Quality Heating, Water Heater & Gas Line Services in Ottawa

Book an AppointmentGet a FREE QuoteService Areas(613) 790-2675