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Air Conditioning Guides
33 guidesAir conditioning carries Austin homes through long, humid summers, so it pays to understand how your system works. These guides explain AC sizing, SEER2 ratings, refrigerants, mini-splits, zoning and the common problems that show up when a Central Texas summer pushes equipment hard.
New here? Start with Why a Bigger AC Isn't Better in Texas Heat, then read Why Is My AC Freezing Up or Leaking Water? and How Long Does an AC Last in Central Texas? to learn what normal wear looks like.
To see how cooling systems are sized, installed and serviced, our air conditioning services page walks through the equipment and options we work with.
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- Heating
- Air Conditioning
- Ductwork & Air Flow
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- Insulation & Envelope
- Humidity & Moisture Control
- Ventilation & Filtration
- Pure Maintenance
- Mold
- Remediation & Restoration
- Indoor Air Quality (IAQ)
- Health & Safety
- Maintenance
- Tips & Tricks
- Case Study
Air ConditioningWhy Your Vents and Ducts Sweat: Dew Point and Condensation ExplainedVents and ducts sweat when a cold surface meets air whose dew point is higher than that surface's temperature. AC supply air leaves the…
Air ConditioningWhy a Bigger AC Isn’t Better in Texas HeatAn oversized AC hits the thermostat setting so fast it shuts off before the coil pulls much moisture out. That short cycling leaves a…
Air ConditioningWhy Rooms Get Hot When You Close the Door: Return Air and Pressure BalanceA bedroom gets hot with the door closed when it has a supply register but no return path. Air blown in can't get back…
Air ConditioningHeat Pump vs. Gas Furnace vs. Dual Fuel in Central TexasFor most Central Texas homes, a heat pump with backup heat strips is a practical main heating system, since winters are mild and it…
Air ConditioningWhat Drives the Cost of a New Heat Pump in Austin?The cost of a new heat pump in Austin depends mostly on the size your home needs, the efficiency tier (SEER2 and HSPF2), the…
Air ConditioningThe Aerie Smart Thermostat and Aerie Home AppThe Aerie Smart Thermostat is Gold Eagle's own connected thermostat. Along with temperature control and scheduling, it shows real-time indoor air quality readings, lets…
Air ConditioningWhy Is My AC Freezing Up or Leaking Water?An AC usually freezes from restricted airflow (dirty filter, closed vents, dirty coil) or low refrigerant, which means a leak. It usually leaks water…
Air ConditioningWhat’s Included in an HVAC Tune-Up?An HVAC tune-up is a professional inspection, cleaning and adjustment of your heating and cooling system: filter, coils, condensate drain, electrical parts, refrigerant charge,…
Air ConditioningShould You Replace Your AC to Get a SEER2 System?No. SEER2 is a newer testing standard for new air conditioners and heat pumps, not a rule that you replace a working system, and…
Air ConditioningHow Long Does an AC Last in Central Texas?Most central air conditioners and heat pumps in Central Texas last about 10 to 15 years, and well-installed, well-maintained systems sometimes go longer. Long…
Air ConditioningAustin Energy Rebates and Tax Credits for HVAC Upgrades (2026 Guide)In 2026, Austin Energy customers can still get rebates for qualifying AC and heat pump replacements, duct sealing, attic insulation and smart thermostats. The…
Air ConditioningAC Refrigerants Explained: R-22, R-410A and R-454BRefrigerant carries heat out of your home in an AC or heat pump. R-22 production ended in 2020, R-410A is being phased down under…

Heating
Air Conditioning
Ductwork & Air Flow
Building Science
Insulation & Envelope
Humidity & Moisture Control
Ventilation & Filtration
Pure Maintenance
Mold
Remediation & Restoration
Indoor Air Quality (IAQ)
Health & Safety
Maintenance
Tips & Tricks
Case Study


