LIFEGARD 3/4-in x 3/4-in Schedule 40 Adapter Insert PVC Adapter at Lowes.com
1/2" Heavy Duty Double Threaded Poly Tank Fitting
LIFEGARD 1-in Schedule 40 PVC Adapter insert at Lowes.com
Amazon.com: 1" Bulkhead ABS Threaded x Threaded NPT Standard 2-Pair (4-Pack) NBR Rubber Gasket : Industrial & Scientific
Proline Series 3/4-in x 3/4-in Threaded Female Adapter Union Fitting in the Brass Fittings department at Lowes.com
Proline Series 3/4-in x 3/4-in Threaded Female Adapter Union Fitting in the Brass Fittings department at Lowes.com
Amazon.com: HANJIAONI 4 Pieces 3/4 Inch PVC Bulkhead Fitting for Rain Barrels, Aquariums, Water Tanks : Pet Supplies
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
LIFEGARD 1/2-in Schedule 40 PVC Adapter insert at Lowes.com
Amazon.com: Sanpaint 1.5 Inch PVC Bulkhead Fitting for Water Barrel, Water Tank, Rain Barrels,NPT1.5 female thread (1-4/5 inch I.D.) PVC : Industrial & Scientific
Amazon.com: Sanpaint 2 Inch PVC Bulkhead Fitting for Water Barrel, Water Tank, Rain Barrels,NPT2 female thread (2-1/4 inches I.D.) PVC : Industrial & Scientific