As a homeowner, one of the toughest decisions you’ll have to make about your air conditioner and heater is when it’s time for a new unit. So how are you supposed to know when it’s time to replace part or your entire HVAC system?

As a homeowner, one of the toughest decisions you’ll have to make about your air conditioner and heater is when it’s time for a new unit. So how are you supposed to know when it’s time to replace part or your entire HVAC system?

We turned to the experts after seeing a photo heavily circulating on social media showing a beach umbrella shading an outdoor air-conditioning unit. This is what we found out.