High Tech HVAC Services Corp. specializes in full-service air conditioner repair in NYC. If your PTAC units are not functioning properly, call us for information about our PTAC repair and maintenance services. We are a licensed and certified company that specializes in all aspects of PTAC units. And with our years of expertise in air conditioner and heater repair, our cooling system services are the best around. We have a 24/7 help services Manhattan, Long Island, Staten Island, Queens, New York