Get rid of black tank smells in your RV

Mandatory watching for every new RV owner. 

https://youtu.be/wUWGlm2gQfE

Start at 3:19 blah blah blah

Add 1/2 cup Borax (24:47 don't have to treat every tank in cold weather until it starts to stink), use lots of water, and flush tank thoroughly after draining. Slosh 1/3 tank of solution around while driving. Also, need to have a clear elbow to confirm you flush until clear. 

8:30 to flush: fill tank 1/3 then empty, repeat 3 times, use black tank flush

9:22 add 1/2 cup Dawn Ultra if gauges fail, or every 5th tank. 

9:44 if boondocking, capture gray water in a sink basin and pour it down toilet. (Also extends stay)

12:39 gray tank road flush: 1/3 tank water, 1/2 cup borax, 2 cups Zep citrus cleaner