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Ventilation - Air Filter Box 6in

FB6 In-Line Filter Box w/ MERV12 Filter, 6" Duct

Ventilation - Air Filter Box 6in 

http://www.supplyhouse.com/Fantech-FB6-FB6-In-Line-Filter-Box-w-MERV12-Filter-6-Duct        $83.55

 

Installation:  http://www.fantech.net/Documentation/Fans%20and%20Accessories/402690%20FB6%20Spec%20Sheet%20%20EN.pdf