16" Inward Curving Spillway Extension Module Airline Accessories Air outlet adapter with pressure

Air outlet adapter with pressure relief (#ERP1V)

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

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

It is 7-1/2 inches tall x 6-1/4 inches wide and has a 5 year warranty

16" Inward Curving Spillway Extension Module Airline Accessories Air outlet adapter with pressurePhoto 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