Showers to Flowers
...any less and you’ll risk a backup. 2. Cut the waste line from your shower, making sure that you are cutting the pipe before the point it meets up with anything coming out of the toilet. Remember you don’t want blackwater in your garden. If possible (i.e. if easily accessible via a trap door or some other configuration), install a three way diverter valve like the one pictured above, so that water can be shifted back to the sewer, if needed, such a...