Thetford Drain Valve Lubricant - 20 oz.

Catalog Item # 4179

Thetford Drain Valve Lubricant solves holding tank problems.

Technical Specifications

1.66 lbs.
20 oz.

Camper's Choice Rating

Reviewer rating of 5 stars based on 2 reviews (5 Based on 2 Reviews)

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Great product.

by Ross Hunt, Jr. – April 01, 2012
5 out of 5 stars

I have used this for quite some time and have never had issues with stuck valves.


by Mark Selleck – July 07, 2013
5 out of 5 stars

After taking a couple of sewage showers, one treatment restored full closure of the valve with no more seepage! For a valve that

by Anonymous – October 04, 2013
you pour 1/5 of the bottle into the holding tanks after emptying them and closing them back up. They will lubricate the tanks.
by Camping World – October 07, 2013

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