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What's the difference between opening windows and a fresh air system? How does total heat exchange work? How do you calculate fresh air volume? Which is more important, PM2.5 or CO2? Can fresh air systems and air purifie
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How to choose heat-exchange? LogicBuy compares heat-exchange by objective specs β understand the key parameters, skip the marketing hype, and pick what truly fits your needs.
What's the difference between opening windows and a fresh air system? How does total heat exchange work? How do you calculate fresh air volume? Which is more important, PM2.5 or CO2? Can fresh air systems and air purifie
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