A well-maintained heating system will work much better than if it were not maintained regularly. Now the question is preventive maintenance, is it worth it in the long run? A question that many homeowners contemplate when deciding whether or not to get a maintenance plan.
What Criteria should I use in selecting an HVAC system Interview as many local contractors as you can, and ask them to come to your home to perform a system inspection and give you a quotation. To narrow down you pool of potential contractors, use the following per-qualifications: