Lonestar Brothers | Qualified HVAC Repair in Katy, TX

Our maintenance service is designed to address common Katy-area issues. We perform a thorough system check, which includes cleaning the outdoor condenser coil, clearing the condensate drain line to prevent clogs and water damage, inspecting electrical connections, and checking refrigerant levels. We also ensure components like the heat pump reversing valve are operating correctly to maintain efficient heating and cooling year-round, helping you avoid unexpected breakdowns.

We understand that a broken AC in Katy is an emergency. We prioritize same-day or next-day service for urgent repair calls. Our experienced technicians are equipped to diagnose and resolve a wide range of issues efficiently, from faulty compressors to malfunctioning thermostats. We communicate clearly about the problem and the solution, providing honest options to get your comfort back as quickly and reliably as possible.

Two frequent issues we see in Katy are heat pump reversing valve failures, which prevent proper switching between heating and cooling modes, and clogged condensate drains, which can lead to water leaks and indoor humidity problems. Our technicians are specially trained to diagnose and repair reversing valve issues to restore full system function. For condensate drains, we perform a proactive flush and clear during maintenance visits to prevent clogs, a crucial step in our humid climate to protect your home from water damage.