Welcome to the forum its a great place to get your questions answered. It is essential that the traps remain full of water that is the seal to prevent the gases from the tanks from entering the RV. I would say simply place a folded paper towel over the sink drain that should stop the splashing. you must be driving on some really windy or rough roads. LOL
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Retired Navy
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho
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