Dual Filter Box

Dual Filter Box


Metal Zinc’s Dual Filter Box is a great solution for those requiring a low cost alternative to traditional media cabinets and plenum. With a factory installed end cap, the dual filter box accepts any individual return duct, saving the contractor both time and money.


  • Space for up to 5” media filter
  • 1” new construction/per-filter
  • Insulated to R6 specifications or un-insulated
  • Comes assembled
  • Factory provided adaptor angles allowing contractor to adapt filter box outlet to any cabinet, no transition needed

Standard Construction

  • 26-gauge galvanized steel ASTM A653
  • Metal or ductboard end cap
  • Extra strong snaps and hinges on filter door section
  • Factory installed gasket on door significantly lowers air leakage
  • 1” flange in with unit adaptor angles for connection to blower cabinet
  • 6 standard sizes for media section

Optional Construction

  • Boxing for resale
  • Media filters available
  • Special gauges or filter sizes
  • R4 and R8 insulation
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Product specifications

Metal Zinc Part Number Size A x B x C Pallet Quantity
DFB1620-R616 x 20 x 1224
DFB1625-R616 x 25 x 1224
DFB2020-R620 x 20 x 1224
DFB2025-R620 x 25 x 1224
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Call 281.630.0224
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Related products

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