Engineered Air Delivers Made-To-Order HVAC and Cleanroom Solutions Across North America With A Commitment To Energy Efficiency and Customer Satisfaction Engineered Air specializes in made-to-order heating, ventilation, air conditioning, refrigeration, energy recovery equipment, and cleanroom technologies. Our custom solutions are engineered to meet your project’s unique specifications with unmatched quality and innovation. With new industry leading Heat Pumps and Low GWP R-454B refrigerant, Engineered Air is the leader in sustainable HVAC for today’s highly efficient built environments.