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Full-Port Valves for Gravity-Fed Tanks/Cisterns - Rainwater Harvesting for Drylands and Beyond by Brad Lancaster
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DERNORD Full Port Ball Valve 1 Inch - Male x Female Stainless Steel 304 Heavy Duty for Water, Oil, and Gas,1000WOG (1 Inch NPT): Amazon.com: Industrial & Scientific
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Full-Port Valves for Gravity-Fed Tanks/Cisterns - Rainwater Harvesting for Drylands and Beyond by Brad Lancaster
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Conbraco - Full Port Bi-Directional Manual Ball Valve: 6" Pipe, Full Port - 54252663 - MSC Industrial Supply
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