connecting grey tanks to get more capacity for the shower

Old-Biscuit wrote:
It's all 'waste'....grey tanks can be as nasty as black tank---even worst
Rotting food, rancid greases/oils, decaying hair, sloughed body cells etc .

I think adding a ton of poop to the equation makes the black a little worse. I think that if you were ever in an place that allows grey water to be dumped on surface, that they would fuss a bit if other "stuff" appeared in the grey water.
bumpy