Water Gardening: Post Dramatic Pond Disorder, 1 by BogweedBuck

BogweedBuck wrote:
before continuing on .... make sure to apply a liberal amount of silicon glue around this lower fitting to prevent leakage.


3) Finally, make sure to add another outlet on the side of the bucket, but just a couple inches from the top of the bucket. This is for overflow in the event that your primary return on the bottom of the bucket ever clogs up. It happens, so don't skip this step! :o) To keep appearances clean, I use another 90 degree elbow fitting for this.