Rectangular Duct Fittings(34)
Uses item details. Price when purchased online
KFFKFF Galvanized Duct Boot, 3-1/4 x 10 x 6 inch End Boot, Rectangular to Round Transition for HVAC Systems and Floor Registers, Simple Installation, Silver (6 in Round Pipe) $24.99
Sponsored
$2499
current price $24.99KFFKFF Galvanized Duct Boot, 3-1/4 x 10 x 6 inch End Boot, Rectangular to Round Transition for HVAC Systems and Floor Registers, Simple Installation, Silver (6 in Round Pipe)
11 out of 5 Stars. 1 reviews
VEVOR 2 Pack Dryer Vent Elbow, 90 Degree Hose Connector Kit for 4 Inch Duct, Stainless Steel Vent Elbows with 4 Clamps and Aluminum Foil Tape, for HVAC Ducts, Pipes, and Ductworks at Tight Space $22.99
Sponsored
$2299
current price $22.99VEVOR 2 Pack Dryer Vent Elbow, 90 Degree Hose Connector Kit for 4 Inch Duct, Stainless Steel Vent Elbows with 4 Clamps and Aluminum Foil Tape, for HVAC Ducts, Pipes, and Ductworks at Tight Space
Repa Market 4" Inch Plastic Duct Connector Flange - Ventilation Ducting, Pipe Adapter From $7.95
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From$795
Repa Market 4" Inch Plastic Duct Connector Flange - Ventilation Ducting, Pipe Adapter
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Baseaire Dehumidifier Aluminum foil Intake Duct 10 inches Diameter 10 ft Long with Duct Clamps, Return Duct Collar Assembly for AirWerx 100X/AirWerx 120X $59.00
Sponsored
$5900
current price $59.00Baseaire Dehumidifier Aluminum foil Intake Duct 10 inches Diameter 10 ft Long with Duct Clamps, Return Duct Collar Assembly for AirWerx 100X/AirWerx 120X
Uxcell 12" x 2" x 5" 90 Degree Register Boot, Galvanized Steel Transition Rectangular to 5" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $69.49
$6949
current price $69.49Uxcell 12" x 2" x 5" 90 Degree Register Boot, Galvanized Steel Transition Rectangular to 5" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
TMWEFUSC 4" Dia x 3-1/2" x 10" L Galvanized Steel Rectangular to Round Duct Transition for HVAC Duct Pipe Fitting $35.59
$3559
current price $35.59TMWEFUSC 4" Dia x 3-1/2" x 10" L Galvanized Steel Rectangular to Round Duct Transition for HVAC Duct Pipe Fitting
Uxcell 10" x 6" x 4" Straight Register Boot, Galvanized Steel Transition Rectangular to 4" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $60.99
$6099
current price $60.99Uxcell 10" x 6" x 4" Straight Register Boot, Galvanized Steel Transition Rectangular to 4" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
Uxcell 12" x 8" x 8" Straight Register Boot, Galvanized Steel Transition Rectangular to 8" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $74.49
$7449
current price $74.49Uxcell 12" x 8" x 8" Straight Register Boot, Galvanized Steel Transition Rectangular to 8" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
Uxcell 12" x 4" x 6" Straight Register Boot, Galvanized Steel Transition Rectangular to 6" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $64.49
$6449
current price $64.49Uxcell 12" x 4" x 6" Straight Register Boot, Galvanized Steel Transition Rectangular to 6" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
Uxcell 8" x 6" x 6" Straight Register Boot, Galvanized Steel Transition Rectangular to 6" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $53.49
$5349
current price $53.49Uxcell 8" x 6" x 6" Straight Register Boot, Galvanized Steel Transition Rectangular to 6" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
ALORAIR Dehumidifier Aluminum foil Inlet Duct with a Diameter of 12 inches and 13 feet Long (12 inches) $89.00
Sponsored
$8900
current price $89.00ALORAIR Dehumidifier Aluminum foil Inlet Duct with a Diameter of 12 inches and 13 feet Long (12 inches)
Repa Market 6" Inch Pack of 2 Duct Connector Flange - Plastic Straight Pipe Flange for Heating, Cooling - Inlet Outlet Ventilation System - Ducting Coupling Wall Plate - Assembly Joint From $11.95
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From$1195
Repa Market 6" Inch Pack of 2 Duct Connector Flange - Plastic Straight Pipe Flange for Heating, Cooling - Inlet Outlet Ventilation System - Ducting Coupling Wall Plate - Assembly Joint
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Uxcell 10"x3-1/4"x7" Duct Pipe Transition Fitting, Galvanized Steel Transition Rectangular to 6" Round Duct with Folded Edge Straight Register Boot for Connecting HVAC Duct Fittings $69.99
$6999
current price $69.99Uxcell 10"x3-1/4"x7" Duct Pipe Transition Fitting, Galvanized Steel Transition Rectangular to 6" Round Duct with Folded Edge Straight Register Boot for Connecting HVAC Duct Fittings
Uxcell 6" x 6" x 6" Straight Register Boot, Galvanized Steel Transition Rectangular to 6" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $45.99
$4599
current price $45.99Uxcell 6" x 6" x 6" Straight Register Boot, Galvanized Steel Transition Rectangular to 6" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
Uxcell 6" x 6" x 4" Straight Register Boot, Galvanized Steel Transition Rectangular to 4" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $46.49
$4649
current price $46.49Uxcell 6" x 6" x 4" Straight Register Boot, Galvanized Steel Transition Rectangular to 4" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
Lambro Rectangular Duct 90 Degree Elbow - Galvanized Steel - 3-1/4 In. x 10 In. $24.65
$2465
current price $24.65Lambro Rectangular Duct 90 Degree Elbow - Galvanized Steel - 3-1/4 In. x 10 In.
14 out of 5 Stars. 1 reviews
Uxcell 10" x 4" x 4" Straight Register Boot, Galvanized Steel Transition Rectangular to 4" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $49.49
$4949
current price $49.49Uxcell 10" x 4" x 4" Straight Register Boot, Galvanized Steel Transition Rectangular to 4" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
Uxcell 10" x 6" x 7" Straight Register Boot, Galvanized Steel Transition Rectangular to 7" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings $65.49
$6549
current price $65.49Uxcell 10" x 6" x 7" Straight Register Boot, Galvanized Steel Transition Rectangular to 7" Round Duct Transition Fitting for Connecting Floor Register Grille HVAC Duct Fittings
WRITWAA 1Set Rectangular Ducting Connector for Pipeline Connectors in PVC 18X5.1in $16.82
$1682
current price $16.82WRITWAA 1Set Rectangular Ducting Connector for Pipeline Connectors in PVC 18X5.1in
Lambro 3-1/4 In. x 10 In. Galvanized Steel Rectangular Wall Stack Duct Pack of 5 $88.39
$8839
current price $88.39Lambro 3-1/4 In. x 10 In. Galvanized Steel Rectangular Wall Stack Duct Pack of 5
ALORAIR Dehumidifier Aluminum foil Outlet Duct with a Diameter of 6 inches and 11.5 feet Long (6") $59.00
Sponsored
$5900
current price $59.00ALORAIR Dehumidifier Aluminum foil Outlet Duct with a Diameter of 6 inches and 11.5 feet Long (6")
Repa Market 6" to 5" Round Plastic Duct Reducer - PVC Pipe Increaser, HVAC Exhaust, Intake From $7.95 Was $9.95
Sponsored
From$795
$9.95
Repa Market 6" to 5" Round Plastic Duct Reducer - PVC Pipe Increaser, HVAC Exhaust, Intake
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OUNONA Dust Collection Rectangular Hood Nozzle Plastic Air Duct Connector Flange Panel For Dust Collection Hose Fittings Ventilation Straight Pipe $15.33
$1533
current price $15.33OUNONA Dust Collection Rectangular Hood Nozzle Plastic Air Duct Connector Flange Panel For Dust Collection Hose Fittings Ventilation Straight Pipe
KFFKFF Galvanized Duct Boot, 3-1/4 x 10 x 6 inch End Boot, Rectangular to Round Transition for HVAC Systems and Floor Registers, Simple Installation, Silver (6 in Round Pipe) $24.99
$2499
current price $24.99KFFKFF Galvanized Duct Boot, 3-1/4 x 10 x 6 inch End Boot, Rectangular to Round Transition for HVAC Systems and Floor Registers, Simple Installation, Silver (6 in Round Pipe)
11 out of 5 Stars. 1 reviews
Imperial Trunk Duct Rectangular Ducting GV0237 - Silver - Pack of 12 $618.69
$61869
current price $618.69Imperial Trunk Duct Rectangular Ducting GV0237 - Silver - Pack of 12
Galvanized Steel Reducer 14"x12", 6" Length Duct Fitting - HVAC Ductwork Connector for Snap Pipe Systems, SMACNA/ASTM Standards Silver $37.72
$3772
current price $37.72Galvanized Steel Reducer 14"x12", 6" Length Duct Fitting - HVAC Ductwork Connector for Snap Pipe Systems, SMACNA/ASTM Standards Silver
Dundas Jafine Fdc4 4" Aluminum Duct Connector $10.84
$1084
current price $10.84Dundas Jafine Fdc4 4" Aluminum Duct Connector
Weatherproof Steel Duct Converter 4" Round to 3.25x10 Rectangular Includes Mounting Accessories $29.21
$2921
current price $29.21Weatherproof Steel Duct Converter 4" Round to 3.25x10 Rectangular Includes Mounting Accessories
Allegro Industries Duct to Duct Connector,12 in. W,Slvr 9550-Y $174.37
$17437
current price $174.37Allegro Industries Duct to Duct Connector,12 in. W,Slvr 9550-Y
Reduced price SunniMix 4xAir Vent Duct Connector Metal Duct Connector Flange Replacement $28.08 Was $35.99
Now$2808
current price Now $28.08, Was $35.99$35.99
SunniMix 4xAir Vent Duct Connector Metal Duct Connector Flange Replacement
Uxcell 3 inch Duct Collar, 2Pcs Duct Connector Flange Galvanized Iron Tight Vent Air Duct Fitting for Home Office $19.99
Sponsored
$1999
current price $19.99Uxcell 3 inch Duct Collar, 2Pcs Duct Connector Flange Galvanized Iron Tight Vent Air Duct Fitting for Home Office
Uxcell 4 inch Duct Collar, 1Pcs Duct Connector Flange Galvanized Iron Tight Vent Air Duct Fitting for Home Office $16.49
Sponsored
$1649
current price $16.49Uxcell 4 inch Duct Collar, 1Pcs Duct Connector Flange Galvanized Iron Tight Vent Air Duct Fitting for Home Office
Reduced price SunniMix 3xAir Vent Duct Connector Metal Duct Connector Flange Replacement $22.99 Was $26.99
Now$2299
current price Now $22.99, Was $26.99$26.99
SunniMix 3xAir Vent Duct Connector Metal Duct Connector Flange Replacement
Hemoton Dust Collection Rectangular Hood Nozzle Plastic Air Duct Connector Flange Panel For Dust Collection Hose Fittings Ventilation Straight Pipe
Hemoton Dust Collection Rectangular Hood Nozzle Plastic Air Duct Connector Flange Panel For Dust Collection Hose Fittings Ventilation Straight Pipe
Other options to consider(81)
Uxcell 2.3" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long $12.49 Was $15.29
Now$1249
current price Now $12.49, Was $15.29$15.29
Uxcell 2.3" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long
X X Duct Wye Branch HV Ductwork Duct Fittings - Galvanized Duct nnector, Airflow And Ventilation & Fully Adjustable Vent Pipe HV Ducting - Easy To Install
X X Duct Wye Branch HV Ductwork Duct Fittings - Galvanized Duct nnector, Airflow And Ventilation & Fully Adjustable Vent Pipe HV Ducting - Easy To Install
Uxcell 3.5" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long $13.79
$1379
current price $13.79Uxcell 3.5" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long
Uxcell 2.7" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long $12.99
$1299
current price $12.99Uxcell 2.7" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long
Deflecto DGT35 Galvanized Round Transition (5 Inch) $23.83
$2383
current price $23.83Deflecto DGT35 Galvanized Round Transition (5 Inch)
15 out of 5 Stars. 1 reviews
Uxcell 4" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 3.2" Long $15.49
$1549
current price $15.49Uxcell 4" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 3.2" Long
WHAMVOX Duct Transition Fitting Ducting Coupling For Ducting Connector For Heating Stainless Steel Inline Adapter Ducting Coupler For Cooling $8.07 Was $9.17
Now$807
current price Now $8.07, Was $9.17$9.17
WHAMVOX Duct Transition Fitting Ducting Coupling For Ducting Connector For Heating Stainless Steel Inline Adapter Ducting Coupler For Cooling
Uxcell 12" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 4" Long
Uxcell 12" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 4" Long
Uxcell 10" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 4" Long $21.69
$2169
current price $21.69Uxcell 10" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 4" Long
Uxcell 3.9" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long $17.39
$1739
current price $17.39Uxcell 3.9" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long
Uxcell 8" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 4" Long $33.99
$3399
current price $33.99Uxcell 8" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 4" Long
Uxcell 3.1" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long $14.99
$1499
current price $14.99Uxcell 3.1" Duct Connector, 1 Set Galvanized Iron Duct Coupling Vent Coupler Dryer Pipe Coupling Hose Extension Connector with Duct Clamps for HVAC Exhaust Fan Vent Systems, 4" Long
Uxcell 5" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 4" Long $15.59
$1559
current price $15.59Uxcell 5" Galvanized Steel Duct Connector Duct Coupling Vent Coupler, 4" Long
Aluminum 4 inch HVAC Elbow Duct Connector - 90 Degree Air Vent Pipe Fitting, Heavy Duty E4E24ZW $23.99
$2399
current price $23.99Aluminum 4 inch HVAC Elbow Duct Connector - 90 Degree Air Vent Pipe Fitting, Heavy Duty E4E24ZW
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