What's New
Check out our newly enhanced Care Club HVAC maintenance plans and updated indoor air quality products and services.
HVAC Maintenance Plans
Keep your HVAC system running its best 24x7x365 with our new HVAC maintenance plans. Receive priority service, up to 15% discounts on repairs & parts, priority scheduling & more.
Indoor Air Quality Products
Our Indoor Air Quality products and services will create a healthier home environment. From creating fresher air to removing the humidity and more, we can help! Save for a limited time.
HVAC Products and Services
From AC and furnace repair to air duct cleaning, we're The Fleet That Can't Be Beat.
Emergency Repair
With a fleet of 40+ rapid response trucks, we can provide emergency HVAC service even after regular business hours - from Farmington to Washington, MO.
HVAC Deals
As an HVAC company, whatever your need, we offer you the best in value - products & services! Save on complete systems and more.
Commercial Support
Count on us for new commercial equipment or mechanical issues. We're commercial & light industrial heating and cooling experts!
Furnace Repair
Furnace not working? Hearing strange noises? Smelling gas? Contact us.
Ductless HVAC
Want to lower your energy bills or add AC or Heat in a single room? We got you.
Air Duct Cleaning
Is the airflow in your home weak? Dust building up? Filters clogged?
Air Purification
Breath clean air and protect your family from air contamination in your home
Join Our Care Club!
What are the top benefits of keeping your HVAC equipment finely-tuned year around?
Top Benefits
- Lower cooling/heating costs
- More comfort year-round
- Less risk of breakdown
- Less costly repairs
- A dependable system
- Much better air quality
Whole House Air Purifier (new)
Are you breathing in allergens, dust, smoke, mold, or even viruses (Covid-19) in your home's air? Breath clean air with iWave!
Ductless Mini Split Systems
Our ductless mini-split systems by Carrier will fit any space, any need, and utilization! Bring any space to life!
It's Official; We've Gone Green!
Proud to be a Carrier Factory Authorized Dealer.
You can trust us with all your heating and cooling needs, and in Carrier with your comfort.
We're a 5-Time Winner
2014, 2015, 2017, 2018 & 2022
Stay Connected With Email
As an HVAC company serving St. Louis and surrounding cities, you'll benefit from our latest deals, product announcements, important service notifications, latest blogs, and more. Your email is safe with us so subscribe today and be in the know!
Valued Commercial Clients We Serve
As a commercial HVAC company, we've been delivering the most dependable repairs, new Carrier product installation, and maintenance to thousands of businesses across St. Louis and surrounding cities. So when you need the best team to get the job done, count on Crystal.
We Love Our Customers
As an HVAC Company, we strive every day to provide the very best products and services to every valued customer we're privileged to serve.
You Can Count On Our Experience
What we've done in the last 7 years alone.
Trouble Calls Service Department Ran
Homes We Installed Equipment
Businesses We Installed Equipment
Positive Reviews from Customers
Locations in Festus, Farmington, and Washington, MO
With locations from Farmington, MO, to Washington, MO, and over 40 rapid response trucks ready to serve, we proudly cover the entire St. Louis metropolitan area and service all makes and models.
Just Researching? We Got You.
Can A New HVAC Unit Increase The Overall Value Of Your Home?
The HVAC industry reached a revenue of 94 billion US dollars last year. This means now is the time to upgrade...
How to Improve the Indoor Air Quality in Your Home: A Complete Guide
Are you worried about the indoor air quality in your home? Indoor air quality can be as bad or worse...
Furnace Maintenance Checklist: Tips, Tricks, and More
With an average temperature of 32.2 degrees Fahrenheit, most people can’t survive winter without a working furnace. Furnaces are a staple across the country and help keep our homes warm and comfy during the cold season.
Heating and Cooling Near St. Louis.
We've been serving St. Louis and surrounding counties, from St. Genevieve to St. Charles with fast, friendly, dependable residential and commercial HVAC products and services. We're The Fleet That Can't Be Beat!
Heating and Cooling Near St. Louis.
We've been serving St. Louis and surrounding counties, from St. Genevieve to St. Charles, with fast, friendly, dependable residential and commercial HVAC products and services. We're The Fleet That Can't Be Beat!
