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FaucetsAir ToolsBathroom Cabinets & FixturesBathroom PlumbingElectrical ToolsGuttering & DrainageHand ToolsHVAC Ducting and VentilationKitchen PlumbingMechanics ToolsPipes, Fittings & AccessoriesPlumbing Tools & AccessoriesPower Tool AccessoriesShop Plumbing BrandsShop Plumbing by FixtureValves & Valve RepairWater Heaters, Pumps & Tanks
Valve Union(742)
Uses item details. Price when purchased online
LTWFITTING 1/4" OD Compression Union,Brass Compression Fitting(Pack of 10) $17.13

Sponsored
$1713
current price $17.13LTWFITTING 1/4" OD Compression Union,Brass Compression Fitting(Pack of 10)
14 out of 5 Stars. 1 reviews
LTWFITTING 1/2" OD Compression Union,Brass Compression Fitting(Pack of 5) $18.41 Was $22.99

Sponsored
Now$1841
current price Now $18.41, Was $22.99$22.99
LTWFITTING 1/2" OD Compression Union,Brass Compression Fitting(Pack of 5)
LTWFITTING 3/8" OD Compression Union,Brass Compression Fitting(pack of 10) $20.95 Was $25.99

Sponsored
Now$2095
current price Now $20.95, Was $25.99$25.99
LTWFITTING 3/8" OD Compression Union,Brass Compression Fitting(pack of 10)
25 out of 5 Stars. 2 reviews
U.S. Solid 3/8 in Male Flare x 1/2 in Male Flare Brass Fitting Gas Union Connector Tube Coupler Pack of 2 From $7.79

Sponsored
From$779
U.S. Solid 3/8 in Male Flare x 1/2 in Male Flare Brass Fitting Gas Union Connector Tube Coupler Pack of 2
45 out of 5 Stars. 4 reviews
Praher 150-010 1.5" Socket PVC Single Union Ball Valve $26.04

$2604
current price $26.04Praher 150-010 1.5" Socket PVC Single Union Ball Valve
Manufacturer Varies 1-1/4" Socket PVC Ball Valve Union 4PGA8 $37.04

$3704
current price $37.04Manufacturer Varies 1-1/4" Socket PVC Ball Valve Union 4PGA8
24.5 out of 5 Stars. 2 reviews
Jb Industries 1/4" Access Valve Union,PK5 A31482-G $21.90

$2190
current price $21.90Jb Industries 1/4" Access Valve Union,PK5 A31482-G
Uxcell Pneumatic BUC Push to Connect Fitting Ball Valve 8mm Tube OD Air Flow Control Valve Tube Fittings Straight Union Connect Adapter Air Quick Connect Air Hose Fitting $9.69

$969
current price $9.69Uxcell Pneumatic BUC Push to Connect Fitting Ball Valve 8mm Tube OD Air Flow Control Valve Tube Fittings Straight Union Connect Adapter Air Quick Connect Air Hose Fitting
Zurn 3/4" NR3XL Pressure Reducing Valve with Double Union FNPT Connection From $149.99

2 options
Available in additional 2 optionsFrom$14999
Zurn 3/4" NR3XL Pressure Reducing Valve with Double Union FNPT Connection
Praher 2in. SxS Union Ball Valve 200-010 $34.99

$3499
current price $34.99Praher 2in. SxS Union Ball Valve 200-010
1 Inch 1-NR3XL Pressure Reducing Valve with Stainless Steel Screen,2 gaskets,Dual Union NPT Connections,Brass Water Pressure Regulator Compatible with for House/Commercial Water Supply From $135.99

Sponsored
From$13599
1 Inch 1-NR3XL Pressure Reducing Valve with Stainless Steel Screen,2 gaskets,Dual Union NPT Connections,Brass Water Pressure Regulator Compatible with for House/Commercial Water Supply
2Pcs Brass Compression Tube Fitting, 10mm Tube OD Connector, NPT Thread Compression Union Connectors & Compression Sleeves Ferrules, Brass Straight Coupling Adapter $12.49 Was $15.29

Sponsored
Now$1249
current price Now $12.49, Was $15.29$15.29
2Pcs Brass Compression Tube Fitting, 10mm Tube OD Connector, NPT Thread Compression Union Connectors & Compression Sleeves Ferrules, Brass Straight Coupling Adapter
1/4-inch Quick Connect Union Ball Valve $13.99

$1399
current price $13.991/4-inch Quick Connect Union Ball Valve
Midline Valve CPVC Union Coupling Pipe Fitting; 3/4'' Solvent Connections; Bone Color Plastic From $5.53

6 options
Available in additional 6 optionsFrom$553
Midline Valve CPVC Union Coupling Pipe Fitting; 3/4'' Solvent Connections; Bone Color Plastic
11 out of 5 Stars. 1 reviews
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Jb Industries 1/4" Access Valve Union,PK5 A31484-G $24.05

$2405
current price $24.05Jb Industries 1/4" Access Valve Union,PK5 A31484-G
1/2" Socket PVC Ball Valve Union 4PGD3 $20.28

$2028
current price $20.281/2" Socket PVC Ball Valve Union 4PGD3
Banjo 1" FNPT Polypropylene Ball Valve Single Union SUV100FP $34.45 $34.45/1

$3445
current price $34.45$34.45/1
Banjo 1" FNPT Polypropylene Ball Valve Single Union SUV100FP
11 out of 5 Stars. 1 reviews
Uxcell Pneumatic BUC Push to Connect Fitting Ball Valve 6mm Tube OD Air Flow Control Valve Tube Fittings Straight Union Connect Adapter Air Quick Connect Air Hose Fitting $9.99

$999
current price $9.99Uxcell Pneumatic BUC Push to Connect Fitting Ball Valve 6mm Tube OD Air Flow Control Valve Tube Fittings Straight Union Connect Adapter Air Quick Connect Air Hose Fitting
Aquascape 48026 Dual Union Check Valve - 2.0 $80.99 $80.99/in

$8099
current price $80.99$80.99/in
Aquascape 48026 Dual Union Check Valve - 2.0
24 out of 5 Stars. 2 reviews
Webstone 50404 Isolator Union-Flange Ball Valve - 1", Sweat $55.06

$5506
current price $55.06Webstone 50404 Isolator Union-Flange Ball Valve - 1", Sweat
220Pcs Brass DOT Air Line Fittings Push Lock Air Fittings & Air Nylon Tube Compression Fittings Kits,1/4" 1/8" 3/8" 1/2" NPT Push To Connect Fittings Quick Connect Air Hose Fittings Assortment $125.99

Sponsored
$12599
current price $125.99220Pcs Brass DOT Air Line Fittings Push Lock Air Fittings & Air Nylon Tube Compression Fittings Kits,1/4" 1/8" 3/8" 1/2" NPT Push To Connect Fittings Quick Connect Air Hose Fittings Assortment
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Uxcell 5/16" Pneumatic Ball Valve, Push to Connect Fittings Quick Connect Tube Fittings Air Flow Control, Black 1 Pcs $9.01

Sponsored
$901
current price $9.01Uxcell 5/16" Pneumatic Ball Valve, Push to Connect Fittings Quick Connect Tube Fittings Air Flow Control, Black 1 Pcs
NIBCO 50423W 3/4 in. FIP Union x FIP Forged Lead Free Brass Single Union End Ball Valve W/Adjustable Packing Gland $46.79

$4679
current price $46.79NIBCO 50423W 3/4 in. FIP Union x FIP Forged Lead Free Brass Single Union End Ball Valve W/Adjustable Packing Gland
Midline Valve PVC Union Coupling Pipe Fitting; 1/2'' FIP; White Plastic From $5.53

6 options
Available in additional 6 optionsFrom$553
Midline Valve PVC Union Coupling Pipe Fitting; 1/2'' FIP; White Plastic
11 out of 5 Stars. 1 reviews
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Manufacturer Varies 3" Socket PVC Ball Valve Union 4PGC2 $129.26

$12926
current price $129.26Manufacturer Varies 3" Socket PVC Ball Valve Union 4PGC2
Watts 1 in. Brass FIP Union Ball Valve Full Port $72.95

$7295
current price $72.95Watts 1 in. Brass FIP Union Ball Valve Full Port
15 out of 5 Stars. 1 reviews
Green Leaf 1 in. Polypropylene Female Union Ball Valve $34.00

$3400
current price $34.00Green Leaf 1 in. Polypropylene Female Union Ball Valve
Danfoss RA2000 Valve Straight Sweat Union 3/4" 013G8044 $131.76

$13176
current price $131.76Danfoss RA2000 Valve Straight Sweat Union 3/4" 013G8044
Schneider Electric Valve Union,1/2",4.4 gpm VB-7211-0-4-4 $324.46

$32446
current price $324.46Schneider Electric Valve Union,1/2",4.4 gpm VB-7211-0-4-4
Green Leaf 2 in. Polypropylene Female Union Ball Valve $54.95

$5495
current price $54.95Green Leaf 2 in. Polypropylene Female Union Ball Valve
2 Pcs XFITTING Push Fit 1/2 inch x 3/8 OD Compression Adapter, Push to Connect Adapter, 31-6-1=2XX $10.99

Sponsored
$1099
current price $10.992 Pcs XFITTING Push Fit 1/2 inch x 3/8 OD Compression Adapter, Push to Connect Adapter, 31-6-1=2XX
YOUHO 1/4" Brass Hose Barb Thru-Bulk Bulkhead Fitting,Straight Hex Union, Fitting with Flat Washer for Water/Fuel/Air 2pcs 2pcs $6.99

Sponsored
$699
current price $6.99YOUHO 1/4" Brass Hose Barb Thru-Bulk Bulkhead Fitting,Straight Hex Union, Fitting with Flat Washer for Water/Fuel/Air 2pcs 2pcs
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American Valve P200U 4 4 in. PVC True Union Ball Valves with Schedule 80 $298.50

$29850
current price $298.50American Valve P200U 4 4 in. PVC True Union Ball Valves with Schedule 80
Manufacturer Varies 4" Socket PVC Ball Valve Union 4PGC3 $269.48

$26948
current price $269.48Manufacturer Varies 4" Socket PVC Ball Valve Union 4PGC3
LEGEND VALVE AND FITTING INC 313-214NL 3/4"CTSxPK Water Union

LEGEND VALVE AND FITTING INC 313-214NL 3/4"CTSxPK Water Union
Green Leaf 1-1/4 in. Polypropylene Female Union Ball Valve $45.95

$4595
current price $45.95Green Leaf 1-1/4 in. Polypropylene Female Union Ball Valve
2 Inch PVC Union Ball Valve with Double Socket for Plumbing Irrigation and Aquarium Systems $51.91

$5191
current price $51.912 Inch PVC Union Ball Valve with Double Socket for Plumbing Irrigation and Aquarium Systems
9951-3125N Hypro 1-1/4" FPT 3 Way Union Ball Valve $61.85

$6185
current price $61.859951-3125N Hypro 1-1/4" FPT 3 Way Union Ball Valve
PVC SINGLE UNION BALL VALVE 1" - Socket - Sanipro $14.99

$1499
current price $14.99PVC SINGLE UNION BALL VALVE 1" - Socket - Sanipro
Green Leaf 1-1/2 in. Polypropylene Female Union Ball Valve $45.07

$4507
current price $45.07Green Leaf 1-1/2 in. Polypropylene Female Union Ball Valve
Manufacturer Varies 4" Socket PVC Ball Valve Union 4PGE1 $268.39

$26839
current price $268.39Manufacturer Varies 4" Socket PVC Ball Valve Union 4PGE1
Manufacturer Varies 1" Socket CPVC Ball Valve Union 4PGE4 $63.12

$6312
current price $63.12Manufacturer Varies 1" Socket CPVC Ball Valve Union 4PGE4
PVC DOUBLE UNION BALL VALVE 1" - Socket - Sanipro $16.99 Was $18.99

Now$1699
current price Now $16.99, Was $18.99$18.99
PVC DOUBLE UNION BALL VALVE 1" - Socket - Sanipro
75mm Ball Valve Union Valve Water Pipe Adapter Connector For Garden Irrigation Aquarium Adapter ,Easy to Operate $60.52

$6052
current price $60.5275mm Ball Valve Union Valve Water Pipe Adapter Connector For Garden Irrigation Aquarium Adapter ,Easy to Operate
Zoeller 30-0103 2 PVC Union Check Valve $63.02

$6302
current price $63.02Zoeller 30-0103 2 PVC Union Check Valve
American Valve P243S 1 1-2 1.5 in. PVC Socket Union with Schedule 80 $18.01

$1801
current price $18.01American Valve P243S 1 1-2 1.5 in. PVC Socket Union with Schedule 80
4" Socket CPVC Ball Valve Union 4PGD2 $442.58

$44258
current price $442.584" Socket CPVC Ball Valve Union 4PGD2
Midline Valve PVC Union Coupling Pipe Fitting; 1/2'' Solvent Connections; White Plastic From $5.53

9 options
Available in additional 9 optionsFrom$553
Midline Valve PVC Union Coupling Pipe Fitting; 1/2'' Solvent Connections; White Plastic
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Zurn Wilkins 1 in. Female Copper Sweat Union Bronze Water Pressure Reducing Valve FNPT $174.65

$17465
current price $174.65Zurn Wilkins 1 in. Female Copper Sweat Union Bronze Water Pressure Reducing Valve FNPT
Grundfos G519850 1/2" Union Threaded Isolation Valve Set

Grundfos G519850 1/2" Union Threaded Isolation Valve Set
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