Koi Pond Filters - Waterfall Filters » GCTeK Filter Systems

AquaBead Filtration Systems

All of the AquaBead filters utilize the AquaSwirl internal Vortex spinning design that spins heavier solids to the center of the bottom of the vessel. Why do we want to spin the solids to the center of the vessel? Our goal is to have a filter that doesn't load up with solids. When a filter "loads up" it ceases to perform at its ...

GCTek AlphaOne

More than a bead filter!! The AlphaONE system uses a mixed media system. The media comes in two shapes mixed together and as the media nests together in it's pack, tremendous amounts amounts of solids can be trapped without going anaerobic. The solids are easily dispersed when the media agitator is engaged and flushed out ...

GCTek BioTek Series

The BIOTEK filter utilizes a totally unique backwashing jetting system we call the "FLUFF-N-SPIN" system. Not only does the internal design of the filter allow for a "FLUFFING" of the media during backwash, but spins the bed and each individual piece of the BIOTEK media. This causes the media to get rid of any old bio floc ...

GCTek Medusa Filter

The Medusa solves the age old problem of how to filter a large pond while only using one filter. The problem: Pond is 20 to 25 thousand gallons. You want to turn it over about every 2 hours. A 1/4 hp pump will put out about 5000 gallons an hour. This means you need two filter systems to accomplish this and stay with energy ef ...

GCTek Plus Systems

The AquaBead or AlphaONE PLUS System(tm) can be completely assembled, plumbed and mounted on a durable, all weather pad that is ready to install when you receive it. Now, that's easy. How easy, as easy as hooking up an AquaBead/AlphaONE filter by itself. There is a 200.00 upcharge if you choose to have your system plumb ...

UniClear Water Polisher

UniClear Water Polishing Filter Removes the "Color" and fines from Pond Water Many times water is clear, yet the whites of the fish look yellow. It's the water that has turned yellow with time.