Check credentials. Before making your selection, call the Better Business Bureau to make sure the dealer is reputable.
Make sure the dealer is affiliated with a nationally known manufacturer. Dealers take advantage of factory training offered by the manufacturers. You can be more confidant they have selected, sized and installed the equipment correctly.
Know What Your Getting!
Get a written proposal. Question if a company does not include the model numbers for all components. Do they list old equipment removal, warranties and cleaning?
Expect an on-site evaluation of your Home. A good dealer will want to take a good look at your home, ask questions, and evaluate your overall comfort needs
Ask for details about the companies experience and the expertise of its staff.