Small Aquafalls Waterfall Filter AquaFalls Filters have an inlet hole on each side of the filter (except the mini AquaFalls). Use the one that's most convenient for your incoming water and simply plug the other hole with plug (included) or buy a ball valve and use the second hole as a drain. Details: Easy to install, simply bolt lip to filter and you're done - no foaming rock lip into place AquaFalls Filters are buried into the ground making them easy to hide Dimensional shipping rates apply Maximum flow rate - 70gpm/4200gph 26"L x 26"W x 26"H Pond size - 2600 gallons Waterfall opening - 18" Inlet - 2"
