Thetford 36663 RV Toilet Seal Lube and Conditioner Toilet Seal Lubricant 24 oz
The Thetford 36663 is non-petroleum toilet seal lubricant and conditioner that is a silicone-based formula that penetrates and coats your toilet seal for smooth operation.
Works with all permanent or portable RV or marine toilets.
Saves money by increasing the life of your toilet seals and valves.
Improves performance by lubricating your entire RV sanitation system.
Penetrates and coats seals for smooth toilet operation.
Petroleum-free lubricant prevents rubber seals from swelling.
Silicone-based formula helps prevent sticking.
Use throughout the season.
Most effective at the beginning of the season, twice in the middle, and end of the season.
One 24 oz bottle lasts an entire season (6 oz used at a rate of 4 times per season).
Do not store in freezing temperatures or below (32-degrees Fahrenheit / 0-degrees Celsius).
Weight: 1 lb.
Before You Order
Verify part number 36663 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 36663 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.





