$11.75
Pipe Coupling LDR Diameter: 0.13"Wayfair$19.99
Pipe Couplings, 2in. Female ThreadNorthern Tool + Equipment$15.99
FDXGYH 16 Pcs 3/4" PVC Pipe Coupling Adapter SCH 40 Heavy DutyDeep Cocket PVC Coupling Pipe Fittings for Home or Industrial [White]Amazon$13.49
Pipe Fitting Coupling Adapter, PVC Socket Straight Connector WhiteBed Bath & Beyond$22.44
Pipe Decor 1-1/4 in. x 1/2 in. Black Iron Pipe Reducer Coupling (4-Pack)The Home Depot$52.99
PVC Pipe Pounder tool for installing PVC pipe into couplings. (Orange)AmazonSAVE $1.26
$4.24$5.50
Pipe Fitting Insert Coupling, Plastic, 1.25-In.Amazon$9.99and up
Charlotte Pipe 4 in. Hub X 3 in. D Hub ABS CouplingAce Hardware & 1 more$0.70
Charlotte Pipe 1/2-in Schedule 40 PVC Coupling | PVC 02100 0600Lowe's$8.99
uxcell Flexible Pipe Coupling, 83.1mm Pipe Connector with Stainless Steel Hose Clamps Stainless Steel Pipe Repair Clamp for Plastic and Metal PipesAmazon$11.99
YTFSA White 1 inch PVC Pipe Coupling Adapter Pipe Fittings, Socket x Socket, Sch40 PVC Coupling, PVC Slip Socket Connectors, PVC Straight Pressure Pipe Fittings for Home or Industrial Use, 10PackAmazon$23.99
4PCS PVC Coupling Pipe Fitting, 1 inch Female Thread PVC Union Coupling Pipe Fitting, PVC Pipe Unions for Swimming Pools and Outdoor Plumbing Applications, Schedule 40, EPDM O-RingAmazonSAVE $3.00
$9.99$12.99
HayEastdor 9PCS 1 Inch PVC Pipe Coupling Adapter Pipe Fitting Connectors Socket x Socket for Sprinkler, Drip Irrigation System, Pipes Extension HE050-1Amazon$12.99
FangKingNo 2pcs 2Inch White PVC Pipe Coupling Adapter Pipe Fittings couplers (Slip to Slip) Schedule 40 Easy to Install,and High Tensile for Home or Industrial Use (Pack of 2) (2")Amazon$9.99
Hicarer 2 Pcs Galvanized Steel Metal Duct Connector 4 Inch Ventilation Duct Extension Round Dryer Vent Coupler Metal Dryer Pipe Coupling Rigid Pipe Connection Metal Hose Extension for Pipe, SilverAmazon$8.55
Brass Coupling Brass Pipe Fitting Brass Reducer Coupling 1/2" inch Female x 3/4" inch FemaleAmazon$0.62
Charlotte Pipe 3/4-in CPVC Coupling for Potable Water Distribution, Cream Color, NSF Approved, 180F Max Temp, 100 PSI Max Pressure | CTS 02100 0800Lowe'sSAVE $1.00
$14.99$15.99
Retisee 30 Pcs 1/2 Inch White PVC Pipe Coupling Adapter, Pipe Fitting Connector (Socket x Socket) Sch40 Easy to Install, and High Tensile for Home or Industrial UseAmazon$9.99
6 Way Elbow Pipe Fittings UPVC, Joint Coupling Pipe Adapter - GrayBed Bath & Beyond$7.39
PATIKIL Pipe Extension Joint Connector, 1pcs Free Welding AC Copper Pipe Coupling Adapter with Flare Nuts for Copper Pipe Diameter 1/4"(6.35mm) Refrigeration HVACAmazon$0.45
Charlotte Pipe 1/2-in CPVC Coupling for Potable Water Distribution, Cream Color, NSF Approved, ASTM D1784, ASTM D2846, 100 PSI, 32-180FLowe'sSAVE $0.50
$8.49$8.99
Xuhal PVC Pipe Fittings Slip Union Heavy Duty PVC Unions SCH 80 Pipe Quick PVC Couplings Water Pipe Union Fittings for Schedule 80 Water Supply Pipe Connections(1/2 Inch, 4 Pcs)Amazon$31.57
Coupling 1" Male NPT 304 Stainless Steel Pipe Fitting, 5 PackAmazon$11.09
4 Ways Coupling, Brass Water Hose Splitter, 4 Way Cross Fitting Tee Connector, G1in Pipe Adapter Connector for Household Self Priming Pump, Pipe Fitting Coupling Brass Forged Pipe FittingAmazon$7.99
Brass Pipe Fitting-1/2" NPT Female×1/2" NPT Female Pipe Coupling-Chrome Plated Shower Head Coupling-Converter Adapter, for Home Plumbing Pipes Connect (1, 1/2" x 1/2" NPT Female)AmazonSAVE $3.00
$19.99$22.99
Pangda 6 Pcs PVC Union Coupling Pipe Fitting PVC Slip Union Pipe Fittings PVC Adapter Coupling Schedule, White (1")Amazon