Waste Holding Tank Drain Valve Lubrication System
Prevents sticky valves, restoring operation. Coats plumbing lines for smooth tank outflow. Works in both grey and black water tanks. 24 fl. oz.
Waste Holding Tank Drain Valve Lubrication System
Prevents sticky valves, restoring operation. Coats plumbing lines for smooth tank outflow. Works in both grey and black water tanks. 24 fl. oz.