Aircon Chemical Wash vs Aircon Chemical Overhaul in Singapore – know the difference! Chemical Wash cleans your aircon’s surface, removing dust, dirt & minor buildup. Chemical Overhaul is a deep, thorough cleaning that removes stubborn dirt, mold & bacteria, restoring peak performance—professional service by certified technicians. https://sgaircon.com.sg/difference-between-aircon-... https://sgaircon.com.sg/difference-between-aircon-chemical-wash-aircon-chemical-overhaul/