DRAIN VALVE LUBE

Drain Valve Lubricant prevents sticky valves and restores easy operation. Drain Valve Lubricant coats plumbing lines for complete outflow of tank contents. It works in toilets, sinks/showers, and waste holding tanks. It is non-staining. Approximately 2 ounces in each holding tank effectively lubricates drain valve lines and walls. 24 oz. bottle.