Master Flow® Return Air Box Specs

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      Master Flow® Return Air Box Videos

      Strong icon

      strong

      30-gauge, zinc-coated galvanized steel construction provides durability
      Versatile icon

      Versatile

      Comes with an existing collar or allows you to cut your own opening and install a collar to attach pipe or flexible duct as needed
      Useful icon

      useful

      Used in a ceiling or wall application as an air return chamber
      Product availability is subject to change without notice. Not all products are available from all facilities.

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