Living in Mississauga, we know how brutal Canadian winters can be. The last thing you want is for your hot water to run cold right when you need it most. Whether it’s for morning showers, cooking, or laundry, hot water is a non-negotiable part of daily comfort. That’s where HVAC Group’s expert water heater maintenance services step in.
If you’re a homeowner in Mississauga, taking care of your water heater isn’t just a good idea—it’s essential. We help you avoid unexpected repairs, improve energy efficiency, and extend the lifespan of your equipment. With just one visit a year, our certified HVAC professionals can help you avoid expensive problems and keep things running smoothly.
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Why Is Water Heater Maintenance So Important?
Your water heater works around the clock. It heats litres of water every day—quietly doing its job behind the scenes. However, with constant use, issues such as sediment buildup, corrosion, and temperature inconsistencies can begin to develop.
Regular maintenance helps you:
- Reduce energy costs by improving efficiency
- Prevent sudden breakdowns or water damage
- Extend the life of your system, often by several years
- Maintain clean water quality by avoiding rust or mineral contamination
- Keep your manufacturer warranty valid
Just like changing your oil keeps your car running, flushing your water heater keeps it safe, clean, and functional.
What’s Included in Our Water Heater Maintenance?
At HVAC Group, we go beyond basic checks. Here’s what a professional water heater tune-up includes:
- Sediment flushing: We drain the tank to remove mineral buildup caused by Mississauga’s hard water.
- Anode rod inspection: This component helps prevent tank corrosion. If it’s deteriorating, we’ll replace it.
- T&P valve test: We check the temperature and pressure relief valve for safety.
- Thermostat calibration: Ensures the water heats to the ideal 120°F for safety and efficiency.
- Leak and rust inspection: We examine the tank and plumbing connections for any signs of damage or wear.
- Electrical and gas checks: Depending on your unit type, we inspect burners, pilot lights, or heating elements.
- Insulation review: If needed, we can recommend wrapping tanks or pipes to retain heat and cut energy loss.
Add image/graphic: “Licensed HVAC technician servicing a water heater in a Mississauga home”
Do Tankless Water Heaters Need Maintenance Too?
Absolutely. In fact, tankless water heaters benefit from regular descaling, especially in areas like Peel Region, where water hardness is higher than average. Scale can clog the system, reducing flow and overworking internal parts.
We offer:
- System flushing to remove scale buildup
- Filter checks
- Flow sensor calibration
- Combustion and venting inspection
Whether you have a standard tank or a sleek tankless unit, yearly service is key to keeping things running smooth.

Common Signs Your Water Heater Needs Attention
Wondering whether it’s time to schedule service? Look out for:
- Lukewarm or fluctuating water temperatures
- Strange noises like rumbling or banging
- Discoloured water, especially if it’s rusty
- Water leaking from the tank base
- Sudden rise in energy bills
Even if things seem fine on the surface, hidden issues like internal scaling or a failing thermostat could be affecting your system’s performance.
How Often Should Mississauga Homeowners Schedule Water Heater Maintenance?
Most Mississauga homeowners should have their water heater serviced once per year. Regular maintenance prevents sediment buildup, improves efficiency, and helps avoid unexpected repairs.
For some homes, more frequent service makes sense:
- Standard tank units: Every 12 months
- Tankless systems: Every 6 months (especially in hard water areas)
- High-usage households: Consider biannual check-ups
- New homeowners: Schedule early if the unit’s history is unknown
Even if things seem fine, small issues can grow quickly. We also offer maintenance reminders, making it hassle-free to stay on schedule.

Why Choose HVAC Group for Water Heater Maintenance?
We’re a local Mississauga HVAC team with years of experience serving residential and commercial clients across Peel Region. Our team is fast, friendly, and professional.
Here’s why clients stick with us:
- Certified technicians trained in all major brands
- Same-day appointments are often available
- No surprise pricing – we quote before we start
- All work guaranteed for peace of mind
We’ve worked in homes all over Mississauga—from Cooksville to Clarkson to Churchill Meadows. No matter the make or model, we’ve got you covered.
Related Services to Improve Home Comfort
Need more than just water heater help? While we’re in your home, ask about:
- Water Heater Installation
- Water Heater Repair
- Furnace Maintenance
- Heat Pump Tune-ups
- Humidifier Installation & Repairs
We’re your one-stop solution for year-round home comfort in Mississauga.
From Our Blog – Helpful Reads for Homeowners
Want to understand your HVAC system better? Check out our blog for expert tips:
- How Much Does It Cost to Replace a Furnace?
- What Does a Humidifier Do?
- Are High-Efficiency Furnaces Worth It?
- How Often Does Air Conditioning Need to Be Serviced?
Book Your Water Heater Maintenance Today
Your water heater does a lot. Give it a little TLC in return. Call us or book online for professional water heater maintenance in Mississauga. We’ll keep your hot water steady, safe, and running strong.
Don’t wait for a cold surprise. Let HVAC Group keep your comfort flowing.
