I went through my Misc Parts bins and found some rubber caps that came off of coax, Copper tubing, and other things. Found several that fit the male portion of the quick connect.
On the female part, I took another male and screwed a cap on it. Then inserted the one with the cap when not using it.
2013 Rockwood 8289WS
Mods: Central Vac, PI EMS-HW50C, 2025RV, (2) SCS225 Trojans, PD9260, Awning Remotes & LED Lights, Eliminators, External Water Filter,, Intellijacks
2008 RAM 3500 Cab&Chassis Hauler Bed, B&W Companion Hitch
All My Modifications are at this link: