As a trusted HVAC contractor, we’re often asked, “How do I know when it’s time to replace my furnace?” While repairs can often get your heating system back on track, there comes a point where replacement is the smarter, safer, and more cost-effective choice. If your furnace is acting up, here are some key signs that it might be time to invest in a heating replacement in Greeley, CO rather than continuing to patch up the old system.