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

Adding oxygen not only does wonders for your fish

shapes and configurations - customize to fit your needs

and forget about it until the water thaws in the spring

die-cast aluminum components

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