Answer
Jan 30, 2026 - 08:32 AM
It is equipped with a foam seal to help prevent leakage. However, there is no available leakage data.
Is the Make Up Air system entirely passive?
Is the Make Up Air system entirely passive? Also, how well sealed is it when closed? Do you have any leakage data or specs for the damper in the closed position?
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Open Jan 30, 2026 - 08:32 AM
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Make Up Air System (MAS) - Field Controls
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