Ventilation with ERV or HRV | Net Zero Ready Building Science | Building Knowledge Canada

Gord Cooke shares his knowledge on whole-house fresh air systems and how HRV and ERV technology improves indoor air quality through high-efficiency ventilation.
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[@Jon-hx7pe]

Is there a ventilation unit that allows easy swap of hrv core with erv core - so it can be optimized for the season?
tight homes need the drying effect of an hrv in the spring and fall.