24427

Thetford Drain Valve Lubricant 20oz

Same great product - new packaging!

¥ Lubricates holding tank systems and drain valves
¥ Prevents seal wear and sticky drain valves
¥ Restores easy valve operation
¥ Coats plumbing line for smooth tank outflow
¥ Works in both grey and black water tanks
¥ 100% biodegradable
¥ 24-oz. bottle