The ducts have a maximum lifespan of 20 to 25 years. However, at the age of 15, it begins to deteriorate, which significantly reduces the efficiency of the air conditioning system, so the most prudent option is to replace them. When problems arise with the ducts (for example, damage, blockages, etc.) If the ducts make strange noises when air flows through them, it is possible that you need to repair them or even replace them. R There is no simple yes or no answer to your question. Upgrading ductwork will undoubtedly improve the efficiency of your heating, ventilation and air conditioning (HVAC) system, although it can be difficult to justify the cost of a complete replacement.
Depending on the specific characteristics of your home, your future investment in heating and cooling may extend even more if you focus on other components first. A trained HVAC technician will determine if you would benefit more from a complete duct repair or replacement, and will provide you with expert suggestions. in this regard. For example, it might be more cost-effective to install insulation in the attic and to seal and insulate accessible ducts before breaking the finishes and replacing all the ducts.
Like all HVAC equipment, air ducts wear out, so it's important to have them checked and probably replaced every 10 years or so. Although they are often forgotten (due to their normally hidden location), air ducts also need attention, maintenance, repairs and even replacement from time to time In a while.