Yeah, because it is a good idea that once you pull the black water valve that you wash the hole out with the grey water, I use Dawn in the kitchen water so when I pull the grey water valve the Dawn will help clean the holes.
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2023 Jayco North Point 310RLTS
2022 GMC Denali Ultimate DRW
Retired Army MSG
Out of curiosity, have you ever weighed your rig? I was looking at purchasing but that Dry hitch weight is crazy high. is the literature accurate? 3,355lbs?