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FYI: this is NOT the system we ultimately installed. See that at    • Perfect Ventilation System for Any Ho...  
Home performance guru Corbett Lunsford shows off the features of the Panasonic WhisperComfort Spot ERV (Energy Recovery Ventilator) in the process of building the Tiny Lab. He uses a MacGyver modification recommended by the Panasonic tech team to turn it into a tiny ducted ERV system for the two-room home.