Replacing a furnace can be a very expensive but very important ordeal in the life of a home owner, and even more important if said homeowner lives in a cold climate during the winter!.The average national cost to reface cabinets is $,, with most homeowners spending between $, and $,.This data is based on actual project costs as reported by HomeAdvisor members..If your furnace needs a new control board the average cost for a HVAC technician to install it is $ $ dollars. If you are a home DIY type of person furnace control boards can be bought online for $ $ dollars depending on the furnace..For a good, not necessarily top of the line,nd. Cost of compressor plus installation. For a bedroom average size ranch and ba.t. I live in.