The repair-vs-replace question is one of the most common calls we get at OneStop Pro. Our honest answer: if your furnace is under 10 years old and the repair is under $800, repair it. If it’s over 15 years old or the repair exceeds 50% of a new furnace cost, replace it. But the real answer depends on several factors specific to your home — here’s how to think through it.
Wheaton homeowners are practical. Nobody wants to spend money on a new furnace if a repair will get them another 5 solid years. But nobody wants to dump $600 into an aging system that’s going to fail again in 8 months either. Here’s a framework we use with every customer facing this decision.