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    • HVAC & Refrigeration
    • Industrial HVAC & Refrigeration: Parts & Accessories
    • HVAC Plenum & Filter Boxes

    HVAC Plenum & Filter Boxes

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    • HVAC & Refrigeration: Parts & Accessories
    • Plenum & Filter Boxes
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    697 Results

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    • HVAC Ductwork Tools

      HVAC Ductwork Tools

      RM 779.80
      RM 903.50 shipping
    • SUPPLY AIR DUCT PLENUM 20 X 23 X 23 1/2 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 20 X 23 X 23 1/2 LONG GALVANIZED STEEL 26 GAUGE

      RM 663.94
      RM 324.44 shipping
      or Best Offer
    • 21X28.5X13.5”Tall Galvanized Return Air Filter Box Furnace Stand 4” Filter Rack

      21X28.5X13.5”Tall Galvanized Return Air Filter Box Furnace Stand 4” Filter Rack

      RM 824.36
      RM 983.88 shipping
      or Best Offer
    • 21”X29”X13”Tall Galvanized Return Air Filter Box Furnace Stand 1” Filter Rack

      21”X29”X13”Tall Galvanized Return Air Filter Box Furnace Stand 1” Filter Rack

      RM 802.52
      RM 765.05 shipping
      or Best Offer
    • SUPPLY AIR DUCT PLENUM 23 X 16 X 40” LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 23 X 16 X 40” LONG GALVANIZED STEEL 26 GAUGE

      RM 561.45
      RM 382.81 shipping
    • SUPPLY PLENUM 20 X 16 X 18 LONG 12” Hole In Cap GALVANIZED STEEL 26 GAUGE

      SUPPLY PLENUM 20 X 16 X 18 LONG 12” Hole In Cap GALVANIZED STEEL 26 GAUGE

      RM 579.28
      RM 418.28 shipping
      or Best Offer
    • SUPPLY PLENUM 20 X 16 X 18 LONG 12” Hole In Cap GALVANIZED STEEL 26 GAUGE

      SUPPLY PLENUM 20 X 16 X 18 LONG 12” Hole In Cap GALVANIZED STEEL 26 GAUGE

      RM 387.67
      RM 571.12 shipping
    • SUPPLY AIR DUCT PLENUM 21.5  X 36 X 12 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 21.5 X 36 X 12 LONG GALVANIZED STEEL 26 GAUGE

      RM 610.47
      RM 338.43 shipping
      or Best Offer
    • SUPPLY AIR DUCT PLENUM 21.5  X 36 X 12 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 21.5 X 36 X 12 LONG GALVANIZED STEEL 26 GAUGE

      RM 405.50
      RM 462.18 shipping
      or Best Offer
    • 14” x 23”x 24" W/4” Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      14” x 23”x 24" W/4” Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 543.63
      RM 544.83 shipping
    • 22”X24”X13”Tall Galvanized Return Air Filter Box Furnace Stand 1” Filter Rack

      22”X24”X13”Tall Galvanized Return Air Filter Box Furnace Stand 1” Filter Rack

      RM 715.77
      RM 763.00 shipping
      or Best Offer
    • 16X25X35 1/2 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      16X25X35 1/2 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 926.85
      RM 514.00 shipping
      or Best Offer
    • 20  X 25 X 23.5  W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      20 X 25 X 23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 824.36
      RM 424.03 shipping
      or Best Offer
    • Lot(2)20 X 24 X 35.5 Supply Air Duct Plenum-26 Gauge w/End Cap, HVAC Duct Work

      Lot(2)20 X 24 X 35.5 Supply Air Duct Plenum-26 Gauge w/End Cap, HVAC Duct Work

      RM 1,336.84
      RM 436.06 shipping
      or Best Offer
    • 28 X 26 X 24 W/2 Caps HVAC SUPPLY/RETURN AIR DUCTWORK  Box GALVANIZED 26 GAUGE

      28 X 26 X 24 W/2 Caps HVAC SUPPLY/RETURN AIR DUCTWORK Box GALVANIZED 26 GAUGE

      RM 748.70
      RM 460.08 shipping
      or Best Offer
    • Lot (2)19.5 X 23 X 24 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      Lot (2)19.5 X 23 X 24 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 1,019.58
      RM 516.18 shipping
      or Best Offer
    • 14.5 Galvanized Return Air Filter Box Furnace Stand Filter Rack

      14.5 Galvanized Return Air Filter Box Furnace Stand Filter Rack

      RM 446.76
      RM 597.64 shipping
      29 watching
    • SUPPLY AIR DUCT PLENUM 17.5 X 21 X 12 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 17.5 X 21 X 12 LONG GALVANIZED STEEL 26 GAUGE

      RM 484.28
      RM 167.06 shipping
      or Best Offer
    • SUPPLY AIR DUCT PLENUM 18 X 21 X 24 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 18 X 21 X 24 LONG GALVANIZED STEEL 26 GAUGE

      RM 628.29
      RM 288.79 shipping
      or Best Offer
    • SUPPLY AIR DUCT PLENUM 12 X 20 X 24 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 12 X 20 X 24 LONG GALVANIZED STEEL 26 GAUGE

      RM 538.60
      RM 146.07 shipping
      or Best Offer
    • 20X20X23.5 W/4” Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      20X20X23.5 W/4” Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 784.25
      RM 423.10 shipping
      or Best Offer
    • 20  X 25 X 23.5 W/4” Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      20 X 25 X 23.5 W/4” Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 507.98
      RM 658.95 shipping
    • 20 X 17 X 36 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      20 X 17 X 36 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 864.46
      RM 512.53 shipping
      or Best Offer
    • Lot(2)20 X 16 X 35.5 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      Lot(2)20 X 16 X 35.5 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 1,209.04
      RM 433.08 shipping
      or Best Offer
    • 24 1/2 X 21 X 25 Tall HVAC RETURN AIR Stand DUCTWORK Box GALVANIZED 24 GAUGE

      24 1/2 X 21 X 25 Tall HVAC RETURN AIR Stand DUCTWORK Box GALVANIZED 24 GAUGE

      RM 686.22
      RM 1,045.55 shipping
    • Lot (2)SUPPLY DUCT PLENUM 12 X 12 X 36 With 2 End Caps GALVANIZED STEEL 26 GAUGE

      Lot (2)SUPPLY DUCT PLENUM 12 X 12 X 36 With 2 End Caps GALVANIZED STEEL 26 GAUGE

      RM 1,109.27
      RM 430.72 shipping
      or Best Offer
    • SUPPLY AIR DUCT PLENUM 12 X 12 X 12 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 12 X 12 X 12 LONG GALVANIZED STEEL 26 GAUGE

      RM 348.37
      RM 303.01 shipping
      or Best Offer
    • 20” X 20” X 40”LONG Supply/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      20” X 20” X 40”LONG Supply/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 623.84
      RM 952.25 shipping
    • 21X28.5X13.5”Tall Galvanized Return Air Filter Box Furnace Stand 4” Filter Rack

      21X28.5X13.5”Tall Galvanized Return Air Filter Box Furnace Stand 4” Filter Rack

      RM 579.28
      RM 1,522.52 shipping
    • 14 X 25 X 36 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      14 X 25 X 36 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 574.82
      RM 665.19 shipping
    • 11 1/2 x 20 x 30 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      11 1/2 x 20 x 30 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 561.45
      RM 406.07 shipping
      or Best Offer
    • 16 X 20 X 23.5  W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      16 X 20 X 23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 730.78
      RM 421.80 shipping
      or Best Offer
    • 16 X 20 X 35.5  W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      16 X 20 X 35.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 926.85
      RM 426.44 shipping
      or Best Offer
    • 20 X  20 X 30 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      20 X 20 X 30 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 721.87
      RM 409.86 shipping
      or Best Offer
    • SUPPLY AIR DUCT PLENUM 17.5 X 21 X 35.5 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 17.5 X 21 X 35.5 LONG GALVANIZED STEEL 26 GAUGE

      RM 701.64
      RM 149.90 shipping
      or Best Offer
    • SUPPLY AIR DUCT PLENUM 17.5 X 21 X 22 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 17.5 X 21 X 22 LONG GALVANIZED STEEL 26 GAUGE

      RM 581.42
      RM 147.09 shipping
      or Best Offer
    • 16 X 20 X 23.5  W/4” Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      16 X 20 X 23.5 W/4” Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 730.78
      RM 421.80 shipping
      or Best Offer
    • 16 3/4x19 1/2x36 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      16 3/4x19 1/2x36 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 688.41
      RM 409.06 shipping
      or Best Offer
    • 11 X 20 X 20 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      11 X 20 X 20 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 482.18
      RM 476.03 shipping
      or Best Offer
    • SUPPLY AIR DUCT PLENUM  19-1/2 x 16-1/4 X 23 1/2 LONG GALVANIZED STEEL 26 GAUGE

      SUPPLY AIR DUCT PLENUM 19-1/2 x 16-1/4 X 23 1/2 LONG GALVANIZED STEEL 26 GAUGE

      RM 581.42
      RM 287.72 shipping
      or Best Offer
    • 21 1/4 x 21 1/4 x 24 Long SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      21 1/4 x 21 1/4 x 24 Long SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 690.68
      RM 420.87 shipping
      or Best Offer
    • 20  X 20 X 35 1/2  W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      20 X 20 X 35 1/2 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 949.13
      RM 514.53 shipping
      or Best Offer
    • 22 X 22 X 36 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      22 X 22 X 36 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 760.15
      RM 460.35 shipping
      or Best Offer
    • 21 X 22 X 30 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      21 X 22 X 30 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 656.32
      RM 457.90 shipping
      or Best Offer
    • 16X25X23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      16X25X23.5 W/Filter Rack Return Air Duct Plenum-26 Gauge, HVAC Duct Work

      RM 708.50
      RM 421.31 shipping
      or Best Offer
    • 12 X 20 X 35.5 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      12 X 20 X 35.5 HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 766.43
      RM 410.89 shipping
      or Best Offer
    • 11-5/8"x20"x24" HVAC DUCTWORK PLENUM 26 GAUGE

      11-5/8"x20"x24" HVAC DUCTWORK PLENUM 26 GAUGE

      RM 570.37
      RM 418.06 shipping
      or Best Offer
    • 24 X 22 X 35.5 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      24 X 22 X 35.5 LONG HVAC SUPPLY/RETURN AIR DUCTWORK PLENUM GALVANIZED 26 GAUGE

      RM 770.84
      RM 422.78 shipping
      or Best Offer

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