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

Air outlet adapter with pressure relief (#ERP1V)

or just print one out yourself

If you are using it for aesthetics

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

It is a blend of enzymes and environmentally friendly heterotrophic bacteria packaged in handy water soluble bags

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