blocked black & grey water tanks
Im in a 99 rexhall rexair, i went to drain the tanks like normal, apparantly i left the valves open last time, after i used the flush system for 5 minutes i opened the valve. i had mainly fluids come...
Forum Discussion
nomad.297 wrote:
Go on your roof and put a Drain King on the vent for your black tank. It will build up enough pressure to force the stoppage out of the drain. This won't work for your gray tank.
Edit: It will work for your gray tank if you know how to cap off your shower and sink drains. I'm a plumber, so I know I could do it.
Bruce
The kind of pressure needed here could very well split your tank. I would NOT do this. I have seen plastic waste tanks split with just hand pump pressure.
