Welcome to JNJ Heating & Air Conditioning

JNJ Heating & Air Conditioning offers a wide variety of products and services to achieve all aspects of home and commercial comfort.  As a Bryant Factory Authorized Dealer, we have hands-on experience and put our trust in the most rewarding products and innovative technology on the market today.  Gas and oil fired boilers, furnaces, heat pumps, air conditioning and solutions to indoor air quality are just a sampling of the diverse range of possibilities guaranteed to surpass expectations.

Quality HVAC Maintenance, Installation, and Repair Throughout South Elgin, Elgin, Bartlett, and St. Charles, IL

To better serve your indoor temperature control and air quality needs, JNJ Heating & Air Conditioning compliments our premium heating and cooling systems with cost-effective and beneficial add-ons such as air purifiers, UV lamps, humidifiers and programmable thermostats.  These advancements in technology and convenience improve comfort levels, health and well-being.  Trust JNJ Heating & Air Conditioning to provide the highest rewards from your energy dollar.

Offering a Comprehensive Suite of Heating & Cooling Services

JNJ Heating & Air Conditioning also specializes in Aeroseal duct cleaning to maximize performance and efficiency of your HVAC system.  Aerosol duct cleaning is a cutting-edge, proven method of quickly and effectively sealing leaks that waste energy and degrade comfort.  We also answer your need for backup and portable power with an assortment of generators.  Our licensed technicians are always available to discuss options and make recommendations for the best product to meet for specific needs.

As a Comfort24-7 Provider, JNJ Heating & Air Conditioning protects our customers with exceptional and comprehensive guarantees.  The “Comfort Promise” ensures that our installation and service work, along with installed systems and components, meet your complete satisfaction.  If you have any issue and are not 100% happy, we will make it right through repair or refund.  We are committed to providing a positive experience every time you call us for assistance.  In addition, you can count on JNJ Heating & Air Conditioning for 24-hour/365-day Emergency Service so you are never without the help you need and deserve.