The answer to 'how much to replace air filter' is that the cost to replace an air filter can vary widely depending on several factors. As a general range, homeowners can expect to pay anywhere from $10 to $50 or more for a replacement air filter.
The exact cost will depend on the size and type of air filter needed for your HVAC system, as well as the brand and quality. Larger or specialty filters may be more expensive. Labor costs to replace the filter can also add to the overall price, especially if a technician is required. Getting quotes from local HVAC service providers is essential to determine the specific cost for your home.