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FaucetsAir ToolsBathroom Cabinets & FixturesBathroom PlumbingConduits and FittingsDeckingDimmers, Switches, and Wall PlatesDoor HardwareDoor WeatherproofingElectrical ToolsFastenersFireplacesGuttering & DrainageHand ToolsHVAC Ducting and VentilationKitchen PlumbingOutdoor DrainageOutletsPipes, Fittings & AccessoriesPlumbing Tools & AccessoriesPressure WashersPro ToolsRoofingShop Plumbing by FixtureSolderingStovesValves & Valve RepairWater Filtration & Water SoftenersWater Heaters
Pipe Reducer(1000+)
Uses item details. Price when purchased online
Repa Market 6" to 4" 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 4" Round Plastic Duct Reducer - PVC Pipe Increaser, HVAC Exhaust, Intake
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5 Pcs XFITTING Pex 1 inch x 3/4 Inch Pex Reducing Elbow Crimp Fitting, 25-4-8=5X $19.99

Sponsored
$1999
current price $19.995 Pcs XFITTING Pex 1 inch x 3/4 Inch Pex Reducing Elbow Crimp Fitting, 25-4-8=5X
5 Pcs XFITTING Pex 3/4 Inch x 1/2 Inch Pex Reducing Elbow Crimp Fitting, 25-4-7=5X $12.85

Sponsored
$1285
current price $12.855 Pcs XFITTING Pex 3/4 Inch x 1/2 Inch Pex Reducing Elbow Crimp Fitting, 25-4-7=5X
Rollback Uxcell Reducing Coupling Increaser Reducer Coupling Pipe Fittings Black 2 x 1" 2Pcs

15 options
Available in additional 15 optionsUxcell Reducing Coupling Increaser Reducer Coupling Pipe Fittings Black 2 x 1" 2Pcs
POWERTEC 4-Inch to 2-1/2-Inch Reducer (70104) $8.29

$829
current price $8.29POWERTEC 4-Inch to 2-1/2-Inch Reducer (70104)
1" x 3/4" Male NPTF x Female NPTF Hex Bushing Reducer Solid Brass Pipe Fitting $9.95

$995
current price $9.951" x 3/4" Male NPTF x Female NPTF Hex Bushing Reducer Solid Brass Pipe Fitting
Reducing Pipe Fitting - Reducer Hex Nipple - 1 X 3/4 BSP Male Connector Zinc Finish Plating 2 Pcs $21.19

$2119
current price $21.19Reducing Pipe Fitting - Reducer Hex Nipple - 1 X 3/4 BSP Male Connector Zinc Finish Plating 2 Pcs
Repa Market 6" to 4" Round Plastic Duct Reducer - PVC Pipe Increaser, HVAC Exhaust, Intake Was $9.95

3 options
Available in additional 3 optionsRepa Market 6" to 4" Round Plastic Duct Reducer - PVC Pipe Increaser, HVAC Exhaust, Intake
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Imperial BM0075/6X5-611 Stove Pipe Reducer, 6" x 5" $22.73 Was $51.17

Now$2273
current price Now $22.73, Was $51.17$51.17
Imperial BM0075/6X5-611 Stove Pipe Reducer, 6" x 5"
Duct Reducer, 3" to 2" HVAC Duct Reducer and Increaser Weld Pipe Fittings Pipe 304 Stainless From $8.99

Sponsored
From$899
Duct Reducer, 3" to 2" HVAC Duct Reducer and Increaser Weld Pipe Fittings Pipe 304 Stainless
Unique Bargains 13mm Male x 12mm Female Thread Brass Reducing Fitting Adapter Connector $6.99

Sponsored
$699
current price $6.99Unique Bargains 13mm Male x 12mm Female Thread Brass Reducing Fitting Adapter Connector
Uxcell 2 1/8" to 1/2" ID Copper Reducer, Copper Reducing Coupling Pressure Fitting Pipe Tube Connector Adapter $14.99

$1499
current price $14.99Uxcell 2 1/8" to 1/2" ID Copper Reducer, Copper Reducing Coupling Pressure Fitting Pipe Tube Connector Adapter
Imperial 6 in. D X 3 in. D Galvanized Steel Furnace Pipe Reducer Was $44.02

Imperial 6 in. D X 3 in. D Galvanized Steel Furnace Pipe Reducer
25 out of 5 Stars. 2 reviews
3 Inch to 2.5 Inch OD Stainless Standard Exhaust Pipe Connector Adapter Reducer $10.78

$1078
current price $10.783 Inch to 2.5 Inch OD Stainless Standard Exhaust Pipe Connector Adapter Reducer
Reducing Pipe Fitting - Reducer Hex Nipple - BSP Male Connector Zinc Finish Plating, 3/4 X 3/8 From $9.99

3 options
Available in additional 3 optionsFrom$999
Reducing Pipe Fitting - Reducer Hex Nipple - BSP Male Connector Zinc Finish Plating, 3/4 X 3/8
Reducer Reducer, 2" x 1-1/4" Pipe, FNPT, Malleable Iron, Class 150 $13.74 Was $16.99

Now$1374
current price Now $13.74, Was $16.99$16.99
Reducer Reducer, 2" x 1-1/4" Pipe, FNPT, Malleable Iron, Class 150
Imperial 8 in. D X 6 in. D Galvanized Steel Furnace Pipe Reducer $21.78

$2178
current price $21.78Imperial 8 in. D X 6 in. D Galvanized Steel Furnace Pipe Reducer
1/8 NPT NPT Male x 1/4 NPT NPT Female Brass Pipe Fitting Hex Reducer Adaptor, 2 Pack $10.49

$1049
current price $10.491/8 NPT NPT Male x 1/4 NPT NPT Female Brass Pipe Fitting Hex Reducer Adaptor, 2 Pack
Imperial 7 in. D X 5 in. D Galvanized Steel Furnace Pipe Reducer $21.75

$2175
current price $21.75Imperial 7 in. D X 5 in. D Galvanized Steel Furnace Pipe Reducer
15 out of 5 Stars. 1 reviews
Unique Bargains Male to Female 1/2"PT to 3/4"PT Fuel Pipe Hex Reducing Bushing Plumbing Fitting $8.39

Sponsored
$839
current price $8.39Unique Bargains Male to Female 1/2"PT to 3/4"PT Fuel Pipe Hex Reducing Bushing Plumbing Fitting
Uxcell 6 Inch to 3 Inch Round Duct Reducer, Galvanized Steel Adapter Pipe Fitting, Silver Tone $23.39 Was $29.89

Sponsored
Now$2339
current price Now $23.39, Was $29.89$29.89
Uxcell 6 Inch to 3 Inch Round Duct Reducer, Galvanized Steel Adapter Pipe Fitting, Silver Tone
Reducer Coupling Reducer, 1-1/4" x 3/4" Pipe, FNPT, Malleable Iron, Class 300 $22.15 Was $25.99

Now$2215
current price Now $22.15, Was $25.99$25.99
Reducer Coupling Reducer, 1-1/4" x 3/4" Pipe, FNPT, Malleable Iron, Class 300
6 x 3 in. Galvanized Connector Pipe Reducer & Increaser

6 x 3 in. Galvanized Connector Pipe Reducer & Increaser
1/2 NPT NPT Male x 1/2 NPT NPT Female Brass Pipe Fitting Hex Reducer Adaptor, 2 Pack $12.19

$1219
current price $12.191/2 NPT NPT Male x 1/2 NPT NPT Female Brass Pipe Fitting Hex Reducer Adaptor, 2 Pack
GV1750 7 x 5 in. Furnace Pipe Reducer $21.22 Was $27.64

Now$2122
current price Now $21.22, Was $27.64$27.64
GV1750 7 x 5 in. Furnace Pipe Reducer
U.S. Solid 1/2 in MNPT x 1/8 in FNPT Brass Pipe Fitting Reducer Hex Bushing Pack of 2 From $7.60

11 options
Available in additional 11 optionsFrom$760
U.S. Solid 1/2 in MNPT x 1/8 in FNPT Brass Pipe Fitting Reducer Hex Bushing Pack of 2
44.8 out of 5 Stars. 4 reviews
3/4 x 1/2" PVDF Plastic Pipe Flush Socket Reducer Bushing $86.13

$8613
current price $86.133/4 x 1/2" PVDF Plastic Pipe Flush Socket Reducer Bushing
Uxcell 3/8" x 1/4" x 3/8" ID Reducing Tee Copper Fitting, 5pcs Copper Pipe Tube Connector Adapter Reducer $9.99

$999
current price $9.99Uxcell 3/8" x 1/4" x 3/8" ID Reducing Tee Copper Fitting, 5pcs Copper Pipe Tube Connector Adapter Reducer
Libra Supply 3 x 2-1/2 inch Copper Pressure Coupling Bell Reducer C x C, (click in for more size options), 3'' x 2-1/2'' Copper Pressure Pipe Fitting Plumbing Supply From $45.12

8 options
Available in additional 8 optionsFrom$4512
Libra Supply 3 x 2-1/2 inch Copper Pressure Coupling Bell Reducer C x C, (click in for more size options), 3'' x 2-1/2'' Copper Pressure Pipe Fitting Plumbing Supply
Brass Pipe Fitting, Reducing Hex Nipple 3/4 BSP Male x 1/4 BSP Male 2pcs $10.81

Sponsored
$1081
current price $10.81Brass Pipe Fitting, Reducing Hex Nipple 3/4 BSP Male x 1/4 BSP Male 2pcs
Best seller 1/2 to 3/8 Reducer Faucet Adapter - Compression Brass Pipe Fitting, 3/8 Male to 1/2 Male Supply Line Adapter for RV Kitchen Plumbing, Water Hose Pipe Connector with Rubber Washer, (2 Pack) $9.99

Sponsored
$999
current price $9.991/2 to 3/8 Reducer Faucet Adapter - Compression Brass Pipe Fitting, 3/8 Male to 1/2 Male Supply Line Adapter for RV Kitchen Plumbing, Water Hose Pipe Connector with Rubber Washer, (2 Pack)
142.9 out of 5 Stars. 14 reviews
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Imperial Manufacturing Group Furnace Pipe Reducer - Galvanized Steel - 6 in D x 4 in D $19.28 Was $24.87

Now$1928
current price Now $19.28, Was $24.87$24.87
Imperial Manufacturing Group Furnace Pipe Reducer - Galvanized Steel - 6 in D x 4 in D
2 x 1 in. Steel Reducer MegaPressG, Pipe x Press Fitting, Black $79.10

$7910
current price $79.102 x 1 in. Steel Reducer MegaPressG, Pipe x Press Fitting, Black
Nibco W00815C Copper Pipe Reducer Coupling With Stop, 1-1/2 x 1-1/4 In. CxC - Quantity 10

Nibco W00815C Copper Pipe Reducer Coupling With Stop, 1-1/2 x 1-1/4 In. CxC - Quantity 10
1pcs 4 to 2 Sanitary Pipe Reducer Triple Clamp Ferrule Stainless Steel Concentric Reducer Fittings Ferrule Reducers $58.99

$5899
current price $58.991pcs 4 to 2 Sanitary Pipe Reducer Triple Clamp Ferrule Stainless Steel Concentric Reducer Fittings Ferrule Reducers
Uxcell 2 1/8" to 3/4" ID Copper Reducer, Copper Reducing Coupling Pressure Fitting Pipe Tube Connector Adapter $15.49

$1549
current price $15.49Uxcell 2 1/8" to 3/4" ID Copper Reducer, Copper Reducing Coupling Pressure Fitting Pipe Tube Connector Adapter
Reducer Reducer, 3" x 2" Pipe, FNPT, Malleable Iron, Class 300 $66.41

$6641
current price $66.41Reducer Reducer, 3" x 2" Pipe, FNPT, Malleable Iron, Class 300
Uxcell 3/8" x 5/16" x 3/8" ID Reducing Tee Copper Fitting, 5pcs Copper Pipe Tube Connector Adapter Reducer $10.99

$1099
current price $10.99Uxcell 3/8" x 5/16" x 3/8" ID Reducing Tee Copper Fitting, 5pcs Copper Pipe Tube Connector Adapter Reducer
Gray Metal Products 3603000 8 x 7 in. Galvanized Connector Pipe Reducer & Increaser $28.27 Was $38.19

Now$2827
current price Now $28.27, Was $38.19$38.19
Gray Metal Products 3603000 8 x 7 in. Galvanized Connector Pipe Reducer & Increaser
US Hardware Furnace Pipe Reducer Taper Style - Galvanized Metal - 1 Piece, 10" x 8" $28.67

$2867
current price $28.67US Hardware Furnace Pipe Reducer Taper Style - Galvanized Metal - 1 Piece, 10" x 8"
Pack of 2 Brass Pipe Reducers 1/2 Inch to 3/4 Inch Threads for Pipe Use $11.16

$1116
current price $11.16Pack of 2 Brass Pipe Reducers 1/2 Inch to 3/4 Inch Threads for Pipe Use
3" x 2" Pipe Reducer or Increaser, Hub x Hub Fitting Connection Type $19.65

$1965
current price $19.653" x 2" Pipe Reducer or Increaser, Hub x Hub Fitting Connection Type
Nibco W00900T Copper Pipe Reducer, 1 x 3/4 In. FTGxC - Quantity 10

Nibco W00900T Copper Pipe Reducer, 1 x 3/4 In. FTGxC - Quantity 10
Manufacturer Varies PVC Reducer, MNPT x Socket, 1/2 in x 3/8 in Pipe Size 436073 $8.23 $8.23/1

$823
current price $8.23$8.23/1
Manufacturer Varies PVC Reducer, MNPT x Socket, 1/2 in x 3/8 in Pipe Size 436073
1/4" Male x 1/8" Female NPT Hex Bushing Adapter Pipe Reducer Brass Fitting 110C $7.95

$795
current price $7.951/4" Male x 1/8" Female NPT Hex Bushing Adapter Pipe Reducer Brass Fitting 110C
Charlotte Pipe Reducer Coupling Abs/Dwv 2" X 1-1/2" Black $7.49 Was $10.99

Now$749
current price Now $7.49, Was $10.99$10.99
Charlotte Pipe Reducer Coupling Abs/Dwv 2" X 1-1/2" Black
Gray Metal Products 3602999 8 x 6 in. Galvanized Connector Pipe Reducer & Increaser $29.01

$2901
current price $29.01Gray Metal Products 3602999 8 x 6 in. Galvanized Connector Pipe Reducer & Increaser
3 each: Imperial Black Pipe Reducer BM0079 $70.13

$7013
current price $70.133 each: Imperial Black Pipe Reducer BM0079
1 x 1/2" 304/304L Stainless Steel Pipe Reducer Coupling $47.30

$4730
current price $47.301 x 1/2" 304/304L Stainless Steel Pipe Reducer Coupling
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