Thetford 15843 Drain Valve Lubricant Trailer Camper RV

Stop Costly Problems Before They Happen

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

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