Easy Pro: ** USED - Good Condition** | ECO-Series Waterfall Diffuser | UWD23 Water Pumps A minimum of 3 feet-deep

A minimum of 3 feet-deep water is needed for diffused air to be effective as a deicer

limiting the area where weeds and algae can grow

Adding oxygen not only does wonders for your fish

The center column can be easily adjusted for height

Electric power cord provided is 70 feet in length

Easy Pro: ** USED - Good Condition** | ECO-Series Waterfall Diffuser | UWD23 Water Pumps A minimum of 3 feet-deepUSED Good Condition. cosmetic damage only. These popular spillways: 23 A fast and easy way to create professional looking waterfalls Ideal for use at beginning of streams and in block walls, pools and formal fountains Super strong vertical rib design creates a nearly indestructible diffuser UWD23: 23" Waterfall Diffuser Recommended flow rate of 25 to 100 GPM