The answer to 'how much to replace air filter in Chicago' is that the cost to replace an air filter can vary significantly depending on several factors. As an HVAC expert, I can provide some general guidance on what influences the pricing.
The type and size of the air filter, as well as the specific make and model of your HVAC system, are the primary cost drivers. Filters can range from basic fiberglass models to high-efficiency pleated or HEPA filters, with prices typically between $10 and $50. The labor cost to replace the filter will also be a factor, usually ranging from $50 to $100 for a standard service call. Location, contractor rates, and any special installation requirements can also impact the total replacement cost.