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Return Air Drops, Plenums and Boxes

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Southwark 1223 20X10
SKU: 42843

Southwark 1223 Return Air Package, 20 x 10 - 20 x 14 Inch, Sheet Metal


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Southwark 1074 20X20X48
SKU: 28167

Southwark 1074 Style A Plenum, Sheet Metal, 20 Inch W x 48 Inch H x 20 Inch D


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Southwark 1076 24X24X36
SKU: 28192

Southwark 1076 Adjustable Plenum, Sheet Metal, 24 Inch W x 36 Inch H x 24 Inch D


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Southwark SBF36
SKU: 27607

Southwark SBF Return Air Support Box with Filter Access Tray, 10 x 25 Inch, Sheet Metal, 26 Inch W x 36 Inch D


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Southwark 1076 24X24X48
SKU: 28193

Southwark 1076 Adjustable Plenum, Sheet Metal, 24 Inch W x 48 Inch H x 24 Inch D


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Southwark 1074 16-1/2X20X48
SKU: 74814

Southwark 1074 Style A Plenum with Top, Sheet Metal, 20 Inch W x 48 Inch H x 16-1/2 Inch D


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Southwark FB1428
SKU: 74915

Southwark FB Furnace Support Box, 14 x 25 x 1 Inch, 14-1/2 Inch W x 18 Inch H


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Southwark FSB1L-2128-6H
SKU: 80447

Southwark FSB1L-2128-6H Furnace Support Box, 21 Inch W x 28 Inch D x 6 Inch H


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Southwark FSB1L-1428-6H
SKU: 80449

Southwark FSB1L-1428-6H Furnace Support Box, 14-1/2 Inch W x 28 Inch D x 6 Inch H


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Southwark FSB1L-1428-12H
SKU: 82974

Southwark FSB1L-1428-12H Furnace Support Box, 14-1/2 Inch W x 28 Inch D x 12 Inch H


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Southwark FSB1L-24-1/2X28-6H
SKU: 80446

Southwark FSB1L-24-1/2X28-6H Furnace Support Box, 24-1/2 Inch W x 28 Inch D x 6 Inch H


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Southwark FSB1L-17-1/2X28-6H
SKU: 80448

Southwark FSB1L-17-1/2X28-6H Furnace Support Box, 17-1/2 Inch W x 28 Inch D x 6 Inch H