Air Systems Cleaning Specialist Air System Cleaning Specialist (ASCS) certification signifies a high level of professionalism in the HVAC cleaning industry. Through certification, contractors demonstrate requisite knowledge of HVAC system cleaning, NADCA standards, OSHA regulations and more.
Suggested because Air Systems Cleaning Specialist applies to Heating, Air Conditioning, and Refrigeration Mechanics and Installers. Confirm with the school that its curriculum covers this exam.
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