Amazon.com: JoyTube 1” Female PVC Bulkhead Fitting with Plug Silicon Seal Gasket Water Tank Connector for 1-3/4 Inch or 2 Inch Hole Saw Rain Barrels, Aquariums (pack of 2) : Automotive
Amazon.com: PVC Bulkhead Fitting Double Threaded Bulkhead Water Tank Connector for Rain Barrels, Aquariums, Water Tanks, Tubs, Pools, Spigot, Black, 3/4 Inch Male 1/2 Inch Female (8 Pieces) : Industrial & Scientific
Everbilt 1-1/4 in. FIP x MIP Barrel Bulkhead Union with EPDM Washer Fitting 800459 - The Home Depot
Amazon.com: FVIEXE 10PCS 1 Inch PVC Bulkhead Fitting, Double Threaded Bulkhead Water Tank Connector for Rain Barrels, Aquariums, Water Tanks : Industrial & Scientific
Amazon.com: PVC Bulkhead Fitting Double Threaded Bulkhead Water Tank Connector for Rain Barrels, Aquariums, Water Tanks, Tubs, Pools, Spigot, Black, 3/4 Inch Male 1/2 Inch Female (4 Pieces) : Industrial & Scientific
John Guest 1/2 in. Push-to-Connect Bulkhead Fitting (5-Pack) PP1216W - The Home Depot
Bulkhead Tank Fitting, 1-1/4in FPT with Threaded Inlet and Outlet Connection, Nylon | Sonny's
Doolland PVC Bulkhead Fitting Double Threaded Bulkhead Water Tank Connector for Rain Barrels, Aquariums, Water Tanks, Tubs, Pools, Spigot, Black, 3/4 Inch Male 1/2 Inch Female - Walmart.com
1" PVC Aquarium Bulkhead Fitting 1 Inch Slip Connections
HAYWARD, PVC Body, 1 in Female Socket Inside Connection, Bulkhead Tank Fitting - 3CED9|BFA1010SES - Grainger