Explore five often-overlooked culprits that waste energy in Missouri homes and learn how to prevent bill shock. In-depth tips from local HVAC pros.

Identify the root causes of AC freezing, how to prevent it, and what steps to take before calling for repair. Solutions for Missouri summers.

A creative, honest, and user-focused review of smart thermostats: benefits, potential drawbacks, and how to decide if they’ll save you money on your heating and cooling.

Discover how high-quality air filters contribute to home air quality, reduce allergens, and protect your family’s health. Read our in-depth breakdown for Missouri homeowners.

Tank vs. Tankless: Which Water Heater Is Best for Your Missouri Home?

Adding space? Compare ductless mini-splits vs. extending central HVAC. Costs, comfort, and when each option wins for Missouri homes.

Before the first cold snap, follow this furnace checklist to avoid no-heat emergencies. Trusted by Wentzville homeowners since 2013.

Summers in Wentzville and throughout St. Charles County are marked by high humidity, forcing your AC to operate more diligently. Homeowners frequently observe that the air feels damp or sticky, even when temperatures are cooler. This occurs because air conditioning systems prioritize cooling the temperature before addressing humidity levels. 5 Quick Fixes Before You Call a Pro: Verify that the thermostat fan mode is set to AUTO rather than ON. Replace air filters monthly during the peak season. Ensure that supply and return vents are unobstructed. Gently clean outdoor condenser coils with a hose spray. Consider installing a whole-home dehumidifier (we offer models that seamlessly integrate with your system). When to Call Johnson Heating & Cooling? AC runs constantly but doesn’t remove moisture. Indoor humidity stays above 55%. Signs of mold growth or musty smells. links: Cooling Services Indoor Air Quality 📞 Call Johnson Heating & Cooling at (636) 332-4141 for AC repair and dehumidifier solutions in Wentzville, MO.

Tankless Water Heaters