If you have looked at new HVAC equipment lately, you have probably seen the term SEER2.

HVAC maintenance matters a lot, but it is also easy to oversell. Maintenance is important because it helps the system stay cleaner, run more efficiently, and reveal problems earlier.

If your energy bill suddenly jumped, your HVAC system is one of the first places to look. That does not always mean something is broken, but it often means something changed.

If your AC seems to run nonstop during a Texas summer, some long cycles may be normal. But if comfort drops, airflow feels weak, or bills rise, it may point to a real issue.

How often should you change your HVAC air filter in Texas? Learn the right schedule based on filter type, home conditions, and system usage.