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Videos
Kalos History Series – Who Actually Invented A/C and Why?
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Combustion Analysis and Troubleshooting with Tyler Nelson
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Condensating Vents: Q&A with Bryan Orr
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The Great Heat Pump Revolt of 2026 and How To Avoid It with Steve Rogers, Russ King and Chris Hughes
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Testing Dehumidifiers: Q&A with Bryan Orr
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The Universal Integrated Furnace Board with WR Connect from Copeland
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A Walk Through the Residential Design Series (ACCA Manuals J, S, and D) with Ed Janowiak
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History of Refrigerants
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How To Properly Inspect a Failed Compressor with Trevor Matthews
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