Some commercial engineers are recently specifying 1,800 CFM ERVs for residential applications, suggesting a shift toward higher ventilation rates in new home design.
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“I have seen commercial Engineers specking 1800 CFM ervs on homes uh recently so they're like it seems like people are getting really excited about it”
Source
Home Ventilation Advice from HVAC Researcher Jeffrey Siegel: How Many CFM is Ideal?— Home PerformanceCreated: 8/13/2026, 4:55:15 AM
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