Norwesco 3/4" Double Threaded Polypropylene Bulkhead Fitting – North American Rain Systems
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 (6 Pieces) : Industrial & Scientific
Equipment & Supplies :: Plumbing & Fittings :: Bulkheads & Uniseals :: 1 1/2 Inch Bulkhead Fittings :: Bulkhead Fitting, Slip inlet x Thread outlet - 1 1/2 inch
Thru Bulkhead Threaded Tube | TRUDESIGN
Amazon.com: Lifegard Aquatics Standard Threaded Bulkhead Kit for Fish Aquariums – High-Impact Resistant PVC – Includes Bulkhead Fitting, Gasket, Lock Nut – Jet Black – 1-1/2 Inch : Toys & Games
PVC Bulkhead Fitting Double Threaded Bulkhead Water Tank Connector Small Size US | eBay
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
Lifegard Aquatics Fpt Flange Side X Slip Bulkhead Bottom