Homeowners struggle with knowing the right time to replace their air conditioner. The general rule of thumb is that an air conditioner over the age of ten should be retired soon, but an air conditioner that’s been well maintained could last closer to fifteen years. The cost of a new unit deters potential buyers from full commitment to purchasing a new unit. However, if you’re having troubles with your old unit, you should take the plunge. Running an old unit costs more than you might realize. Our crew at MarGo Plumbing Heating Cooling Inc. is a top HVAC company in Essex County, NJ committed to the providing you the best service possible.