Numbers don't lie, airflow is one of the most underlooked issues in the HVAC industry. Correct airflow is key to the efficiency of any unit. keep that in mind ! My window unit calls for 500-525 sq ft. so using the rule of thumb of 1 cfm per sq ft I know my unit is operating properly.

Posted by boywonder5 at 2021-02-16 18:00:54 UTC