16" Spillway Extension Module Installation & Maintenance Supplies These filters can be buried

These filters can be buried in the ground up to the control head

and 2 diffusers to cover more area

2" Bulkhead fitting

Call or email to order as regular rates do not apply for this item

16" Spillway Extension Module Installation & Maintenance Supplies These filters can be buriedPhoto shows 3 units. Top unit is simply the left right end pieces put together. Middle unit is left right end pieces with one 16" extension module. Bottom unit is left right end pieces with two 16" extension modules. Use this 16inch Extension Modules to form as large of a waterfall spillway as you'd 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