Typically, HVAC equipment wears out over time. When this happens, the HVAC system becomes inefficient. It also runs on high energy, which leads to an increase in your energy spending. When this happens, you should start thinking about HVAC replacement. While at it, there are some common questions that all HVAC users ask to make the right HVAC replacement decision. One of the common questions asked is should you replace your HVAC system before it fails irreparably? Yes, you should. Please do not wait for your HVAC system to fail before you replace it. If you don’t, your HVAC system might fail in the peak of winter or summer, leaving you exposed to extreme weather. The second common question about HVAC replacement is whether to get a bigger HVAC system or not for better cooling or heating. The simple answer to this question is you should size your home and design an HVAC system for your exact home’s space. A larger unit might short cycle. These short cycles will cause wear and tear on your HVAC unit. It will also increase your air conditioning bills. Installing a smaller unit, on the other hand, will strain your unit. It will not heat or cool your home efficiently. The third question is whether to install a central HVAC system or a ductless system. In this case, you should consult an HVAC technician for guidance. The suitable unit for your home depends on a lot of factors, including your home’s design, your home’s locations, and how many people live in the house.