PTAC Replacement NYC. We pride on ourself for being one of the NYC’s leading air conditioning, PTAC, HVAC and ventilation experts. Our goal is to provide the highest quality design, Winter Storage, Disposal of Old AC’s, Climate Control and Air Quality, Emergency Repair and installation services on schedule and on your budget, with outstanding customer service. We have been cooling and heating, NYC businesses since 2005 with our affordable and quality guaranteed solutions in large New York area.