Amazon.com: ZHUOMINGJIA 2 Sets 1/2 In PVC Bulkhead Fitting For Rain Barrels, Aquariums, Water Tanks And Ponds Dark Gray(2 pcs Bulkhead Adapter And 2 pcs Plugs+2 pcs Water Pipe Connector) : Industrial & Scientific
Amazon.com: American Valve P200 3/4" PVC Ball Valve IPS Schedule 40, 3/4-Inch, White : Industrial & Scientific