Reliable. Trusted. Guaranteed. This describes our family of services here at Design Air. For over 25 years, we have been helping folks throughout the greater Rockland, Orange and northern Bergen County areas enjoy total indoor air comfort in their homes and business. Some of the services we provide are heating, cooling, air quality enhancement, installations, duct cleaning, solar hot water, licensed electrical work, authorized warranty services for Lennox and post-warranty services for all makes and models. The Design Air service fleet utilizes the latest diagnostic technologies to quickly and efficiently determine the nature of your service problem. Our professional, certified staff receives the finest training available to ensure our customers are 100% satisfied each and every time.