16" Inward Curving Spillway Extension Module Airline Accessories holds approximately 1 cubic foot

holds approximately 1 cubic foot

The table below shows power draw and Gallons per Minute (GPM) of water flow at different feet of head for the 1/2 and 1 HP units

Usually 2 or 3 applications are necessary annually

12v rechargeable heavy duty 7amp battery included

Copper sulfate should be avoided whenever possible because it settles out of the water column and into the bottom sediment within just a couple days

16" Inward Curving Spillway Extension Module Airline Accessories holds approximately 1 cubic footPhoto shows left right end pieces with 3 inward curving modules. Use this 16 inch Inward Curving Extension Module to give a natural looking curve to your waterfall. Multiple modules can be connected to form as large of a waterfall as you would like! These spillways are ideally suited for forming the headwaters of a waterfall stream feature. They are designed to be installed inside the liner to prevent leaking. Each piece is extremely rugged and