HVAC Residential Market, Heat Pumps

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A reversing valve can fail 3 ways: stuck in position, defective/displaced, or internal leak. 

This technical primer breaks down defrost control board operation, key components, and practical troubleshooting steps every HVACR technician should know. 

Heat pumps may be leading sales, but dual fuel systems are winning on trust, redundancy, and real-world reliability. 

Modern heat pumps are engineered for extreme cold, yet misconceptions persist. Field data and proper system design are changing how contractors approach winter heating solutions.

If defrost isn’t working, something in the chain is broken. This step-by-step approach shows you exactly where to look and what to test.

For HVACR contractors, the shift to electric is no longer a hypothetical or a phenomenon. It’s become a force shaping demand, training needs, pricing strategies, and long-term business planning. 

From surge protection to selling heat pumps without site visits, Nate The House Whisperer shares what he learned from contractors applying hard-won HVAC knowledge where it matters most — on real jobs. 

Will 2026 be the year of the refrigerant bounty? 

From record sales to big investments, electrification had a stand-out year. The Building Decarbonization Coalition’s (BDC) annual Wrapped report takes a data-driven look at some of the biggest electrification stories of 2025. Here’s a snapshot of some of the highlights for the HVAC industry.