B & B Heating & Cooling | Certified HVAC Services in Saint Charles, MO

A frozen evaporator coil is a common issue in our Saint Charles climate, often caused by dirty filters, low refrigerant, or airflow problems. First, turn your system off to let the ice melt and prevent damage. Our technicians are trained to quickly diagnose the root cause—whether it's a simple filter replacement or a refrigerant leak repair—to get your cooling back online efficiently and prevent a recurring freeze-up.

As a Lennox Premier Dealer, we've chosen to partner with them because their equipment consistently offers superior energy efficiency, durability, and some of the best warranties in the industry. This allows us to provide Saint Charles homeowners with reliable, long-term heating and cooling solutions. Our factory-trained technicians ensure every installation is performed to exacting standards, maximizing your system's performance and lifespan.

Yes, we provide full installation and repair services for water heaters of all major brands. Just like with our heating and cooling work, we apply the same commitment to quality service, clear communication, and reasonable pricing to ensure your home's hot water needs are met reliably.