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Water heater service for Southern Ontario homes
Repair, installation, maintenance, and buying guidance for tank, tankless, and hybrid water heaters, from one local team.
WHY EXCEL
What Sets Our Water Heater Work Apart
Three things every customer can count on, whether you need hot water back today or are planning a new unit.
Fast Response When It Counts
A failed water heater disrupts your whole household. We get a licensed technician to your door quickly, with vans stocked to fix most repairs on the first visit.
Gas, Electric & Tankless Expertise
Our technicians are experienced across gas, electric, tankless, and hybrid systems, so whatever you have, we diagnose it correctly and fix or install it properly, to Ontario code.
Transparent, Upfront Pricing
Clear labour rates explained before any work begins, with no surprises, and honest advice on when a repair makes sense and when replacement is the better value.
WATER HEATER SERVICES
Everything your
water heater needs, in one place
From the first installation to the last service call, our team handles every step. Pick a service to see the details, or jump straight to a free quote.
Water Heater Repair
Fast, reliable repair for gas, electric, and tankless units across every major brand, getting your hot water back quickly and safely.

Tankless Water Heater Repair
Error codes diagnosed, descaling to clear performance-robbing buildup, and no-hot-water issues resolved fast by tankless specialists.

Water Heater Installation
Tank, tankless, and hybrid heat pump units, sized right for your household and installed to Ontario code with correct venting and safety components.

Water Heater Maintenance
Annual inspection and sediment flush that restores efficiency, slows corrosion, and catches leaks early, long before they leave you without hot water.

Choose the Right Water Heater for Your Home
From tank to tankless to heat pump, the right water heater depends on your home, budget, and hot water needs. Our free Water Heater Buying Guide breaks down the choices so you can buy with confidence.
- Conventional tank, tankless, or hybrid heat pump.
- Sizing to your household's peak hot-water demand.
- Electric, gas, or heat pump, plus rebates and venting.

TOP BRANDS
A Wide Selection of High-Efficiency Furnaces
We install trusted, high-efficiency furnaces to match any home and budget, helping you balance comfort, energy savings, and upfront cost.

DAIKIN
DR96SN
Efficiency
Up to 96% AFUE
Capacity
40K – 120K BTU
Warranty
12 yr parts, 1 yr labour

DAIKIN
DR96TN
Efficiency
Up to 96% AFUE
Capacity
40K – 120K BTU
Warranty
12 yr parts, 1 yr labour

DAIKIN
DR97MC
Efficiency
Up to 98% AFUE
Capacity
60K – 120K BTU
Warranty
12 yr parts, 1 yr labour

KEEPRITE
N96MSN
Efficiency
Up to 97% AFUE
Capacity
40K – 120K BTU
Warranty
10 yr parts, 1 yr labour

KEEPRITE
G96VTN
Efficiency
Up to 96.7% AFUE
Capacity
40K – 120K BTU
Warranty
10 yr parts, 1 yr labour

KEEPRITE
G97CMN
Efficiency
Up to 98% AFUE
Capacity
60K – 120K BTU
Warranty
10 yr parts, 1 yr labour
CLIENT STORIES
Real Comfort, Real Stories.
Cooling That Works
“The air conditioning is working perfectly, and we’re very happy with it. We also really like the Wi-Fi thermostat.”

Professional AC Install
“Timely and professional installation of my A/C. Team was courteous and professional.”

A Quick, Clean Fix
“We were very impressed with our experience with Excel Climate Solutions. Our son’s bedroom has always run hot. Justin cut a hole in the drywall and placed a cold air return. The job was quick and he did a great job cleaning up after.”

Midnight Furnace Call
“Excellent experience with Excel! Called in the middle of the night upon realizing the furnace went for a shit. Excel were quick to get Service tech. Paul at the house who resolved the issue quickly and at a fair price.”

Ductless Split Repair
“Had my ductless split serviced by Justin after it stopped working. He fixed it, explained what was wrong and showed me how to properly maintain it and did so in a very friendly manner. I’ll definitely use them again!”

New System, Spotless Install
“Excel Heating and Air Conditioning did an amazing job installing my new furnace and air conditioner! The team was professional, efficient, and left everything spotless. My home is more comfortable than ever, and the system runs perfectly. Highly recommend!”

FAQ
Frequently Asked Questions
Answers to the questions homeowners ask most about water heater repair, installation, and choosing the right unit.
Running out quickly can mean sediment is taking up space in the tank, a heating element or thermostat is failing, or your unit is simply undersized for your household’s demand. We’ll diagnose the cause and recommend the right fix.
Yes. Our technicians are experienced with both gas and electric water heaters, as well as tankless units, so we can diagnose and repair whatever type you have safely and correctly.
Rumbling or popping is almost always sediment that has built up and hardened at the bottom of the tank. It makes the unit work harder and less efficiently. A flush often quiets it and restores performance, and we can check whether additional service is required.
If your unit is under 10 years old and the repair is affordable, fixing it usually makes sense. For older units, a leaking tank, or a repair approaching half the cost of a new one, replacement is often the smarter long-term value. We’ll advise honestly.
A small leak from a valve or fitting is often repairable, but a leaking tank can cause water damage and usually means the unit needs replacing. Either way, it’s worth acting quickly, so turn off the water supply and call us to assess it.
We prioritize no-hot-water and leaking-unit calls and aim to reach you as quickly as possible, often the same day. Response times vary with demand and location, and we’ll always give you a realistic window when you call.
Ready for Reliable Hot Water?
Whether you need an emergency repair, a new water heater installation, or an annual service, our team is ready to help. Fill out the form for a free, no-obligation quote.