Super expensive repair bills Normal repair services for your system are understandable. The problem comes in when the hvac repair costs a fortune. The brain of a wise man will start to see the cost factor comparing how much a new system would cost. As a matter of fact, use the 50% rule to make an informed decision. If your repair bill is quoted to be over half the buying price of a new system, it only makes sense to go for the new system.
Hiking energy bills
With age, the air conditioning systems tend to be less energy efficient. You can tell of this if the energy rates remain the same but the energy bill keeps on shooting higher.