Compare top-rated hvac providers in Festus. Profiles include verified reviews, service details, and direct contact options.
From $50
Up to $500
Open 24/7
At Perfect Air in Festus, we're more than just HVAC specialists—we're your reliable partners in maintaining comfort and indoor air quality. We exc…
From $50
Up to $500
Open 24/7
In the heart of Festus, we are Pioneer Mechanical, LLC., a dedicated team of HVAC professionals committed to serving homeowners with unwavering ex…
From $50
Up to $500
Open 8:00 AM – 4:30 PM
In Festus, we are Crystal Heating & Cooling - your reliable HVAC partner. We specialize in a comprehensive range of services, from air conditionin…
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We show only active businesses that pass moderation. Results are specific to Festus and nearby service areas, and inactive profiles are removed to keep the list current.
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Filter by neighborhood, check locations on the map, and find providers close to home or work in Festus. Listings are refreshed regularly — August 2026.
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Looking for hvac in Festus? This page lists verified local providers with ratings, reviews, and contact options. We show active businesses only — profiles are moderated and updated by owners.
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I had a minisplit installed. I was happy with everything from the initial person who came to bid the job and the men that installed the system. They showed up when expected and left my place spotless. Everyone was friendly. I would recommend them.
Crystal Heading and Cooling are the Best! Very knowledgeable and on time. Highly recommend! Do not trust other HVAC companies that pretend they know what they are doing. Crystal DOES know what they are doing!
Your employees were so professional their work was so well done oh my gosh I would I would recommend them to anybody and you have such a really nice crew and so polite yes I was very impressed and I loved the price I paid for it and I just can't believe how big the air conditioning is and how everything looks so nice oh my gosh I would recommend you to anybody out there oh wonderful wonderful wonderful I love you guys Crystal City Heating and Cooling you guys have a great great weekend thank you again Jennifer
Crystal heating and cooling is amazing. There technician (Hayden)came corrected the problem and more. Completely documented everything that was done. Very fair price for sure. It's in there name Rapid response. You can't go wrong with them. Very professional company. Call them you won't regret that you did.
We got a whole system Furnace and AC , the installers Mike and Dudley did a great job talked thru what they were going to do and got started and finished up , cleaned up great , went over the system and new thermostat explained well and answered all are questions. Very satisfied
Austin was very knowledgeable and personable. Loved the detailed bid. WIthin one day, all equipment was installed and working properly and work area was totally cleaned up! Would definitely recommend this company!
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