Finally, after the audit, data review and initial air sealing are performed, the next step is a final test.
After air sealing, another test should be done in order to confirm the effectiveness of the work performed, and to assure that there is still enough air flow for the intake of fresh air. It is also necessary to assure that the air flow in the combustion zone is adequate for safety.
When all is said and done, an energy audit can and should give you a better sense of how your home is performing. New England Winters can be brutal — and expensive. An energy audit can’t change the weather, but it can change how your home performs in the weather — and how much you pay for all of that.