24oz  Drain Valve Lube

24oz Drain Valve Lube

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Here's an ounce of prevention in a 24-ounce bottle. Our special formula prevents seal wear, sticky drain valves and keeps all the plumbing lines operating smoothly.

  • Lubricates holding tank systems and drain valves from the inside
  • Restores easy valve operation
  • Coats plumbing lines for smooth tank evacuation
  • Works in both grey and black water tanks
  • 100% biodegradable liquid
  • Available in a 24-oz. bottle