Residential HVAC Services


Ehret’s Belleville HVAC services provide you with the best in heating and cooling in the metro-east at an affordable price. We are your go-to source for all of your comfort needs!

HVAC Experts You Can Trust 


From furnace replacements to AC repair service, we’ve got the ideal comfort solution for you. For 120 years, we’ve been providing homeowners in the Metro East area with unbeatable air conditioning and heating services. Without proper maintenance or repair on your cooling systems, staying comfortable will make it more difficult. That’s why it’s vital to have a reliable, trustworthy HVAC company at your side. Our dedication to our customers, in addition to our exceptional services, make us Belleville’s top choice for heating and cooling solutions.

Preventive Air Conditioning Maintenance


Ehret’s seasonal HVAC tune-ups and preventive service agreements can virtually eliminate air conditioner and furnace breakdowns. Why put yourself through the hassle of waiting for air conditioning or furnace repair?

Studies show that preventive maintenance can reduce your energy costs by up to 40 percent. They also show a 95 percent reduction in air conditioning repairs with regular equipment servicing.


    Emergency 24/7 HVAC Repair


    Emergency 24/7 HVAC repairs is a crucial service that homeowners need when their heating and cooling systems break down. Ehret Inc., a trusted name in the HVAC industry, provides this important service to ensure that residential customers can get the help they need quickly. The company has been providing quality repair and maintenance services for over 120 years and is committed to providing exceptional customer care.

    Ehret Inc. offers emergency 24/7 repair services when temperatures rise or drop unexpectedly, ensuring that homeowners are never left without heat or air conditioning during extreme weather conditions. Their experienced technicians can diagnose and fix any issue with all makes and models of HVAC systems, regardless of age or condition. With state-of-the-art equipment and years of expertise, Ehret Inc.’s technicians provide fast response times and quality workmanship at competitive prices.

    Belleville A/C Intall

    State-of-the-art AC Replacement


    Replacing an HVAC unit is a major undertaking that should not be taken lightly. Ehret Inc., a leading provider of HVAC services, provides the expertise needed to ensure the replacement process is done correctly and efficiently.

    Ehret Inc. offers HVAC replacement services tailored to customer needs. Their team of certified technicians specialize in both residential and commercial installations, making them the perfect fit for any job. They take pride in providing reliable, cost-effective solutions that are backed by their industry-leading warranties and guarantees. Customers can rest assured knowing they will receive the best possible service when utilizing Ehret Inc.’s HVAC replacement services.

    Ehret Inc.’s experienced technicians are highly trained on all types of systems, so customers can trust that their new unit will be properly installed and functioning optimally from day one.

    HVAC Services When You Need Them Most


    Ehret Inc.’s technicians are available 24/7 to respond to any emergency HVAC issues that may arise day or night. Whether it’s a minor repair or an entire system replacement, their experienced staff can diagnose and solve any problems quickly so your home or business can stay comfortable during all four seasons. From annual maintenance checks to complete system installation, Ehret Inc.’s goal is to keep you warm in winter and cool in summer without breaking your budget!


    Ehret is a fifth-generation, family-owned business in Belleville, IL. We are committed to you, our customer, and providing you with trusted, high-quality service to address all your plumbing, heating and cooling needs.