Action Air Plumbing and Septic is your go-to solution for HVAC maintenance in Lubbock, TX. Your home’s heating, ventilation, and air conditioning system or HVAC is responsible for keeping you comfortable throughout the year. But, like any other machine, it has moving parts that can wear out over time. Without regular maintenance and HVAC tune-up, your HVAC system can start to break down and may not work as efficiently or effectively as it should.