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3" Round Duct Fire Rated Exhaust Fan Series
When fire codes need to be met, Air King’s 3" Round Duct Fire Rated Series Exhaust Fans are the perfect solution for multi family wood frame construction as specified by UL555C. |
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4" Round Duct Fire Rated Exhaust Fan Series
When fire codes need to be met in larger spaces, Air King’s 4" Round Duct Fire Rated Series Exhaust Fans are the perfect solution for multi family wood frame construction as specified by UL555C. |
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Quiet Fire Rated Exhaust Fan Series
When fire codes need to be met and quiet, energy efficient ventilation is desired, Air King’s Quiet Fire Rated Series Exhaust Fans are the perfect solution for multi family wood frame construction as specified by UL555C. |
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