HVAC Maintenance and Repair in Saint Peters.

Whether your air conditioner stops working on the hottest day of summer or you’re searching for someone to take care of your routine HVAC maintenance, C-N-O Comfort Zone in Saint Peters has you covered. We provide services ranging from repairs to home audits to check that your heating and cooling systems are working efficiently. Discover more below.

Set up your appointment today. Just use our online scheduler or call 636-578-1777.

  • Service Agreements
    In Saint Peters, HVAC maintenance is critical to the efficient and long-lasting performance of your HVAC systems. We typically recommend at least one service visit per year, per unit. With C-N-O Comfort Zone service agreements, we’ll help keep your systems running smoothly all year long.
  • Duct Cleaning
    It’s hard to think about how much dirt and allergens have gathered inside your ducts. Give us the dirty work. Our duct cleaning will help bring your home healthier and cleaner air.
  • Home Energy Audit
    A home energy audit will tell you how efficiently your systems are performing. We’ll also discuss opportunities to improve your energy efficiency.
  • Utility Rebate Appraisal
    If you purchase energy efficient products in Saint Peters, you might qualify for utility rebates. Our team will let you know which rebates are available for your home.
  • Service Inspection
    When the professionals from C-N-O Comfort Zone arrive for your service inspection, they will check both your heating and cooling systems to ensure they are working properly and efficiently. We understand that having an underperforming system can greatly impact your comfort, so why wait any longer, give us a call to get your service inspection set up.
  • Energy Calculator
    So you’ve noticed the efficiency ratings we have attached to our different products, but you’re still unsure how that translates to dollars. Well, no matter if you’re searching for a solar solution or you’re curious about general energy efficiency, our calculators can give you an idea of what to expect when you pick a specific efficiency level.
  • HVAC Repair
    Is your HVAC system unreliable, inefficient or causing you to be uncomfortable in your home? Our team of experts are trained and ready for any repairs on your furnace, air conditioner or other part of your HVAC equipment that you could need.