EasyPro Pro-Series Pond Skimmers Filter Option:Neither these diffusers are easy to

these diffusers are easy to clean

pressure filters

which requires you to be present for delivery

while the feet are 17" wide

The Blue Thumb (formerly PondBuilder) Molded Autofill Chamber is perfect for use in water features that need an autofill system

EasyPro Pro-Series Pond Skimmers Filter Option:Neither these diffusers are easy toEasyPro Pro Series Pond Skimmers feature innovative two chamber design, eliminating the need to cut filter pads to fit around pump and plumbing. Internal filters help prevent pump from plugging, while allowing pumps to be easily inspected or removed. Each skimmer has a flange above the water inlet, allowing you to place rocks overhanging the inlet. One piece debris net that keeps mesh in place and is easy to clean Removable center divider separates