Electric Waste Valves | Drain Master
Kefid · Electric Waste Valves. Drain Master Valves are fast-motion, high-torque, and easy-to-use 3" 12 V-DC sealing valves that attach to your gray water and black water holding tanks. Then, with the simple push of a button, these valves quickly open and close, emptying your waste tanks. • 303 Stainless Steel Gears.
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