C-N-O Comfort Zone is Your Saint Peters leader for Heating and Cooling Service

You never know when the small things will make a big difference. Like walking into a cozy house on a cold winter day. Or, feeling your air conditioner provide you with a nice, cool temperature in the middle of summer. Sometimes these systems work so well we forget about them. But when you need an HVAC repair or replacement, you want to hire people who are highly experienced with your systems. That’s where we come in.

We’ve provided heating and cooling services to the Wentzville community for many years. If you are in the market for a furnace or air conditioning service visit or routine maintenance, our professionals can get to work and repair your system in no time. But our services aren’t limited to maintenance and repair. C-N-O Comfort Zone also offers a large selection of innovative and energy efficient Lennox® HVAC products to help your home become as comfortable as possible.

C-N-O Comfort Zone in Wentzville gets the job done quick and professionally, so you can return to comfort. Browse our website to find out about our equipment or another of our heating and cooling services offered in the Wentzville area. Feel free to give us a call at 636-578-1777 or use our online scheduler when you’re ready to create a more comfortable home.

HVAC repair by C-N-O Comfort Zone

Having a company looking out for all your heating and cooling needs shouldn’t indicate that you’re stuck with any run-of-the-mill shop who cuts corners. Heating and cooling has been our excitement since 2014, and it’s obvious in the work we deliver to our customers. We’re devoted to extending you the very finest when it comes to all things HVAC, whether it’s service, maintenance or heating and cooling systems.


Get all the knowledge you need from the pros at C-N-O Comfort Zone on our blog, where we talk about the most up-to-date guidelines, information and deals with our customers. Check back weekly to guarantee that you catch all the ways to keep your home comfortable all year long; don’t let your HVAC wisdom be old!
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About C-N-O Comfort Zone

With more than 100 years in the field, Lennox has always offered industry-leading innovation and technology while upholding stringent durability and reliability standards. The specialists at C-N-O Comfort Zone help bring those standards to Saint Peters so that you can always maintain whole home comfort. If you’re looking for a new HVAC system or even if you just have a question about what we carry, give us a ring at 636-578-1777 or set up an appointment with us online. We’d love to hear from you. 

C-N-O Comfort Zone
1124 Carrington Dr
Saint Peters, MO 63376

Phone: 636-578-1777
Email: cnocomfortzone@gmail.com