The WeatherTech cargo mat part # WT40608 is a confirmed fit for your 2019 Hyundai Santa Fe XL and goes all the way up to the back of the second row of seats. This could easily remove to access the third row area, or you could go with the part # WT40609 which butts up to the back of the third row seats instead. view full answer...
Yes, both valve assemblies on the Valterra EZ Valve Double Electric Waste Valves # E84-8 can be rotated. This will allow you to move them to the needed position for your application so you have clearance for the T-handles.
I have attached a video review on a similar Valterra waste valve below just so you can actually see the rotating action. view full answer...