If your AC isn't cooling, skip the call to the handyman and fix it yourself with our troubleshooting tips. We've all been there: The first summer heat wave comes to town and your air conditioner stops ...

Check simple issues first like thermostat settings, dirty filters, or blocked vents. Look for leaks, blown capacitors, or electrical problems. Call an HVAC pro for anything complex or needing special ...

Many of us have a deep appreciation for the cooling systems in our homes, whether we realize it or not. What do we really know about the cooling side of our HVAC systems? Do we need to know more?

Laboratory Technical Project Manager Gianmarco Chumbe has been part of the CNET Home team since 2018. He is in charge of developing and carrying out testing procedures for a wide variety of home ...

Laboratory Technical Project Manager Gianmarco Chumbe has been part of the CNET Home team since 2018. He is in charge of developing and carrying out testing procedures for a wide variety of home ...