![Amazon.com: Quickun 3/8" Hose Barb Thru-Bulk Bulkhead Fitting Plastic Hex Straight Union Adapter Fitting for Water/Fuel/Air (Pack of 2) : Industrial & Scientific Amazon.com: Quickun 3/8" Hose Barb Thru-Bulk Bulkhead Fitting Plastic Hex Straight Union Adapter Fitting for Water/Fuel/Air (Pack of 2) : Industrial & Scientific](https://m.media-amazon.com/images/I/412Dg6ggPkL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Quickun 3/8" Hose Barb Thru-Bulk Bulkhead Fitting Plastic Hex Straight Union Adapter Fitting for Water/Fuel/Air (Pack of 2) : Industrial & Scientific
![Amazon.com: JoyTube 3/4” Female PVC Bulkhead Fitting with Plug Silicon Seal Gasket Water Tank Connector for 1-3/8 Inch or 1-1/2 Inch Hole Saw Rain Barrels, Aquariums (pack of 2) : Automotive Amazon.com: JoyTube 3/4” Female PVC Bulkhead Fitting with Plug Silicon Seal Gasket Water Tank Connector for 1-3/8 Inch or 1-1/2 Inch Hole Saw Rain Barrels, Aquariums (pack of 2) : Automotive](https://m.media-amazon.com/images/I/71qaFKBz4KL.jpg)
Amazon.com: JoyTube 3/4” Female PVC Bulkhead Fitting with Plug Silicon Seal Gasket Water Tank Connector for 1-3/8 Inch or 1-1/2 Inch Hole Saw Rain Barrels, Aquariums (pack of 2) : Automotive
![Anderson Metals 53621-06/52661b Pvc Plug Insert Fitting 3/8" (Pack of 10) - Pipe Fittings - Amazon.com Anderson Metals 53621-06/52661b Pvc Plug Insert Fitting 3/8" (Pack of 10) - Pipe Fittings - Amazon.com](https://m.media-amazon.com/images/I/51BYw3izu+L.jpg)
Anderson Metals 53621-06/52661b Pvc Plug Insert Fitting 3/8" (Pack of 10) - Pipe Fittings - Amazon.com
![Amazon.com: PVC GAS PLUG™, 3/8" NPT INLET, 3/8" QUICK DISCONNECT OUTLET, MALE PLUG INCLUDED, GREY PVC LOCKABLE ENCLOSURE : Everything Else Amazon.com: PVC GAS PLUG™, 3/8" NPT INLET, 3/8" QUICK DISCONNECT OUTLET, MALE PLUG INCLUDED, GREY PVC LOCKABLE ENCLOSURE : Everything Else](https://m.media-amazon.com/images/I/81yGKNDI0FL.jpg)
Amazon.com: PVC GAS PLUG™, 3/8" NPT INLET, 3/8" QUICK DISCONNECT OUTLET, MALE PLUG INCLUDED, GREY PVC LOCKABLE ENCLOSURE : Everything Else
![SDTC Tech 8-Pack 3/4 Inch PVC External End Caps Furniture Grade Pipe Plug Socket Fitting - Amazon.com SDTC Tech 8-Pack 3/4 Inch PVC External End Caps Furniture Grade Pipe Plug Socket Fitting - Amazon.com](https://m.media-amazon.com/images/I/41r1wqyuU1S.jpg)
SDTC Tech 8-Pack 3/4 Inch PVC External End Caps Furniture Grade Pipe Plug Socket Fitting - Amazon.com
![The Plumber's Choice 3/8 in. Plastic PEX Poly Alloy Plug End Cap Barb Pipe Fitting (5-Pack) 0038PPPL-5 - The Home Depot The Plumber's Choice 3/8 in. Plastic PEX Poly Alloy Plug End Cap Barb Pipe Fitting (5-Pack) 0038PPPL-5 - The Home Depot](https://images.thdstatic.com/productImages/0c493c68-6b5e-49f5-8ba7-1c6e18a4bd22/svn/white-the-plumber-s-choice-pex-fittings-0038pppl-5-64_600.jpg)
The Plumber's Choice 3/8 in. Plastic PEX Poly Alloy Plug End Cap Barb Pipe Fitting (5-Pack) 0038PPPL-5 - The Home Depot
![1 3/8 Inch Rubber End Caps Round Rubber Caps Plug Insert Decking Caps Black Rubber Tips PVC Flexible Vacuum Caps Plastic End Caps for Pipe Tube Pack of 8 - Amazon.com 1 3/8 Inch Rubber End Caps Round Rubber Caps Plug Insert Decking Caps Black Rubber Tips PVC Flexible Vacuum Caps Plastic End Caps for Pipe Tube Pack of 8 - Amazon.com](https://m.media-amazon.com/images/I/61IpLUWp+cL._AC_UF894,1000_QL80_.jpg)