EasyPro Eco-Clear Pressurized Pond FiltersEco Clear Pressurized Pond Filters provide excellent dual filtration for ponds. They are ideal for small water features needing effective filtration. Each unit has a sturdy filter housing can be buried for easy concealment. The dual filtration has filter pads that collect solid debris while bio media can move through to provide biological filtration. The Eco Clear Pond filters are easy to disassemble for easy cleaning and maintenance. Multi step