FB6 In-Line Filter Box w/ MERV 13 Filter, 6" Duct

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The simple addition of a Fantech Inline Filter Box adds even more filtration to your home's Indoor Air Quality system.

Installs in ductwork after HRV or inline fan as an additional filter for incoming air. Includes MERV 13 filter. 


  • 10" depth x 8" height x 20-1/2" length
  • 22-gauge galvanized steel with baked powder coat finish