Month / April 2026
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![2026 HVAC Efficiency]()
2026 HVAC Efficiency Standards: What Contractors Must Change in Load Calculations and System Design
The phrase 2026 HVAC efficiency standards can be misleading. In most U.S. residential replacement and new-construction work, contractors are not dealing with a brand-new federal SEER2 or HSPF2 reset that started on…
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