If your furnace, boiler, or water heater is giving you grief, don’t wait for a full breakdown. In this guide, we’ll break down the key signs your systems need to be replaced, and why acting sooner rather than later protects your comfort, safety, and budget.
Why You Can’t Ignore the Warning Signs
Aging or underperforming heating and hot water systems don’t just make you uncomfortable, they drive up utility bills, risk property damage, and often lead to emergency repairs that cost more in the long run. Here’s what to look for with each system:
1. Water Heater Woes: When Cold Showers Become the Norm

Whether you’re running a busy household or just enjoying a relaxing bath at night, hot water is essential. But when your water heater is on the way out, it sends clear signals:
Warning Signs:
- Inconsistent water temperature (hot one second, cold the next)
- Rust-colored water or sediment buildup
- Strange rumbling or banging noises
- Water leaks around the tank
- Unit is 8–12 years old (typical lifespan for traditional water heaters)
Why Replacement Matters:
Old water heaters lose efficiency and can leak, causing water damage and mold. Worse, if the tank fails completely, you’re stuck with a flood and no hot water. If you’ve been calling for repairs more than once a year, a replacement is likely the smarter investment.
At Accumax Mechanical Inc, we install energy-efficient models tailored to your household size and usage needs—including tankless systems that offer unlimited hot water and lower long-term energy costs.
2. Furnace Failures: Chilly Rooms and Rising Bills

If your furnace is older than your teenage kids, it’s time to start watching for issues. Your furnace is the heart of your home’s heating system, and when it begins to fail, it often does so slowly, until one day, it just quits.
Red Flags:
- Rooms heating unevenly
- Furnace frequently cycling on and off
- Loud clanking, grinding, or humming sounds
- Visible rust or cracks in the unit
- Sudden spike in your gas bill
- Furnace is 15–20 years old
What’s at Stake:
An inefficient furnace works harder than it should, increasing wear and utility costs. Older systems may also pose a carbon monoxide risk if heat exchangers crack. If your furnace has required multiple service calls or you’re patching the same problems, it’s time to consider a high-efficiency upgrade.
Our certified technicians at Accumax Mechanical Inc specialize in furnace replacement and heating system design for Edmonton’s climate. We make sure your home stays warm, without costing you extra.
3. Boiler Breakdown: Radiators and Hydronic Heating in Trouble

Boilers offer smooth, even heating and are a staple in many older Edmonton homes and commercial buildings. But when they begin to decline, you might notice some of the following issues:
Common Issues:
- Radiators taking too long to heat
- Uneven heat across rooms or floors
- Boiler making gurgling, whistling, or clunking noises
- Visible water leaks or rust
- Pressure loss or needing constant top-ups
- Boiler is 15+ years old
Why Prompt Action Helps:
Boilers are durable, but they aren’t immortal. An inefficient or aging boiler can be expensive to operate and even dangerous if pressure or gas issues go unchecked. Upgrading to a modern condensing boiler improves efficiency by up to 90% and can lower heating bills drastically.
Accumax Mechanical Inc offers both repair and replacement for boilers of all sizes, including commercial applications. Our focus is on safety, longevity, and helping you avoid heating emergencies before they happen.
Here’s a Quick Comparison to Help You Decide:
System | Typical Lifespan | Common Symptoms | Cost of Delaying Replacement |
---|---|---|---|
Water Heater | 8–12 years | Cold water, rust, leaks, noise | Flood damage, high energy bills |
Furnace | 15–20 years | Noisy, uneven heat, frequent repairs | High gas bills, carbon monoxide risk |
Boiler | 15–25 years | Radiators slow to heat, leaks, noise | System failure, safety hazards |
Repairs vs. Replacement: When to Make the Call
We often hear this question: Should I repair it, or is it time to replace it?
Here’s a rule of thumb: If the repair will cost more than 50% of the replacement, and the unit is already past 75% of its expected lifespan, replacement is the more economical (and safer) choice.
At Accumax Mechanical Inc, we don’t upsell or overstate the urgency. We provide honest assessments and transparent pricing to help you make the right call for your home or business.
Emergency Service You Can Count On
Sometimes, no matter how well you plan, the heat cuts out on a -30°C night or the water heater dies before your guests arrive. That’s why we offer 24-hour emergency services throughout Edmonton and the surrounding areas.
Our experienced technicians arrive promptly, work efficiently, and leave your home clean and warm.
Why Homeowners and Businesses Choose Accumax Mechanical Inc
- Over 20 years of experience
- Locally owned and operated
- Fully licensed, bonded, and insured
- Specialists in plumbing, heating, and gas fitting
- Trusted for residential and commercial service
- Prompt, honest, and dependable team
We’re not just here to fix what’s broken, we’re here to help you get ahead of costly surprises and stay warm all winter long.
Let’s Keep the Cold (and the Stress) Out of Your Home
If you’ve been dealing with unreliable hot water or unpredictable heating, don’t wait until the next cold snap leaves you out in the cold. Whether you need a full system replacement or just an honest second opinion, Accumax Mechanical Inc is your trusted local partner.
To get started:
📞 Call us at 780-695-7742
📧 Email us at brent@accumaxmech.ca
🌐 Or fill out our contact form here: https://accumax.ca/contact
Warmth, reliability, and peace of mind, it’s what we deliver every day.