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Show Notes
Dean dives into the world of heat and air-conditioning—how it all works and how it all began. From the fascinating history of A/C to its surprising connection to the birth of Hollywood summer blockbusters, you’ll learn why cooling has always been about more than just comfort. Dean also breaks down how refrigerants work inside your system, explores the latest 2025 A/C units and their upgrades, and helps you understand SEER ratings (Seasonal Energy Efficiency Ratio) so you can make smarter choices for your home.
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Topics
acair conditionair conditioningcomfortcoolingefficiencyenergyheathistoryratiorefrigerantsseasonalseersummer