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E-Box 12 x 4-in Wiring Trough, NEMA 3R, Rainproof, Steel, Painted (E-Box 1-44RTP) | HomElectrical.com
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B-Line 6636-12WT Wiring Trough, 6" x 6" x 36" 12WT wiring trough, Welded external mounting feet, Hinged cover, NEMA 12, Steel, Seamless poured in-place, Hinged, Gray, 14 gauge | Codale Electric Supply
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Hoffman A6648RT Wire Trough, NEMA 3R, Galvanized, Paint Finish, 6" x 6" x 48": Amazon.com: Industrial & Scientific
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Hoffman A6636RT Wire Trough, NEMA 3R, Galvanized, Paint Finish, 6" x 6" x 36": Amazon.com: Industrial & Scientific
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