Is Your Furnace Dying? 8 Signs Its Time to Replace

# Is Your Furnace Dying? 8 Signs Its Time to Replace

Ottawa winters are not the time to discover your furnace is failing. A breakdown at -25C is an emergency. Knowing the warning signs lets you plan replacement on your terms.

Average furnace lifespan is 15-20 years. If approaching 15 years, start planning. At 20 years, youre on borrowed time.

Warning signs include rising energy bills, frequent repairs, uneven heating, strange noises, yellow burner flame, visible rust or cracks, frequent cycling, and air quality issues.

If repair costs exceed 50% of replacement cost, replace instead.

Healthy furnace flames are blue. Yellow flames indicate incomplete combustion and potential carbon monoxide. Have it inspected immediately.

Late summer or early fall is ideal for replacement - before heating season rush.

High-efficiency models at 95% AFUE cost more upfront but save significantly on fuel. Standard replacement costs $4,000-$6,000 installed. High-efficiency runs $5,500-$8,000.

Rebates may be available through utility companies and government programs.