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AlphaONE 9.3 - Filter with 3" Unions and Tubing from GCTekAlphaONE 9.3 - Filter with 3" Unions and Tubing from GCTekThe AlphaONE 9.3 filter from Grand Champion Technologies (GC Tek) features large 3" piping and unions to lower friction loss in this 9.0 cubic foot monster filter. 
AlphaONE Filters from GCTekAlphaONE Filters from GCTekThe AlphaONE filter from Grand Champion Technologies (GC Tek) is a revolutionary new filter featuring several innovations that improve its function over the already-effective AquaBead filters.
AlphaONE Low Head Filters from GCTekAlphaONE Low Head Filters from GCTekThe AlphaONE filter from Grand Champion Technologies (GC Tek) take all the features and benefits of the AlphaONE filter, and reduce the head to allow for lower restriction and higher flow rates.
AlphaONE PLUS Systems from GCTek - Complete System with Filter, Pump, UV and PartsAlphaONE PLUS Systems from GCTek - Complete System with Filter, Pump, UV and Parts

The AlphaONE PLUS System™ is completely assembled, plumbed and mounted on a durable, all weather pad that is ready to install when you receive it. Now, that's easy. 

AlphaONE X2 Filters from GCTekAlphaONE X2 Filters from GCTekThe AlphaONE X2 filters from Grand Champion Technologies (GC Tek) is perfect for larger pond applications where large flow rates are needed. Rather than using an oversizes pump, the X2 filters allow you to use two smaller pumps to achieve the necessary flow rates for your pond. 
Alpine Bio-Pure Pressure Filters - Standalone Units or With UVAlpine Bio-Pure Pressure Filters - Standalone Units or With UV

The Alpine Bio-Pure Pressure Filters can be purchased either as standalone units or with Ultraviolet (UV) Clarifiers.
These filter systems are small and can easily be hidden, so they are perfect for the owner of a small pond or water feature who wants clear water and a natural look.

Alpine Supreme Bio-Pure Pressure Filter with 24W UV - Filter and Replacement Parts AvailableAlpine Supreme Bio-Pure Pressure Filter with 24W UV - Filter and Replacement Parts AvailableThe Alpine Bio-Pure Supreme Filter with 24W UV  is ideal for pond owners wanting simplicity, clear water, and a filter system that can be easily hidden.
Anjon BioPro™ 3000 & 4000 Pressurized Filters with UVAnjon BioPro™ 3000 & 4000 Pressurized Filters with UVThe BioPro™ 3000 & 4000 Pressurized Filters with UV are a great combination of both mechanical and biological filtration. The filter uses a 2-stage mechanical filtration process to remove coarse and fine floating particulates, while it utilizes a beneficial bacteria biological filtration process that removes harmful ammonia and waste and promote a healthy pond environment. The Bio-Pro™ pressurized filter comes with different density filter media which pre-filter the water and are designed to cultivate different strains of beneficial bacteria. It also includes Bio Balls for the ultimate surface area for bacteria colonies and water flow.
Anjon SimplyClear™ 1000 & 2000 Pressurized Filters with UVAnjon SimplyClear™ 1000 & 2000 Pressurized Filters with UVThe SimplyClear™ 1000 & 2000 Pressurized Filters with UV are a great combination of both mechanical and biological filtration. The filter uses a 2-stage mechanical filtration process to remove coarse and fine floating particulates, while it utilizes a beneficial bacteria biological filtration process that removes harmful ammonia and waste and promote a healthy pond environment. The Simply Clear pressurized filter comes with different density filter media which pre-filter the water and are designed to cultivate different strains of beneficial bacteria. It also includes Bio Balls for the ultimate surface area for bacteria colonies and water flow.
Aqua Forte® UltraSieve III - Gravity-Fed Sieve Pre-FilterAqua Forte® UltraSieve III - Gravity-Fed Sieve Pre-Filter
The Aqua Forte® UltraSieve III sieve filter takes water from a skimmer and/or bottom drain filters it through a 300 micron sieve. Increase the effectiveness of your biological filter, or combine with a bead filter for the ideal Koi pond filtration system. 
    Aqua Forte® UltraSieve Midi - Gravity-Fed Sieve Pre-FilterAqua Forte® UltraSieve Midi - Gravity-Fed Sieve Pre-Filter
    The Aqua Forte® UltraSieve Midi sieve filter takes water from a skimmer and/or bottom drain filters it through a 300 micron sieve. Increase the effectiveness of your biological filter, or combine with a bead filter for the ideal Koi pond filtration system. 
      Aqua Ultraviolet® Ultima II Filters with 1.5" Inlet/Outlet - 1000-4000 Gallon CapacityAqua Ultraviolet® Ultima II Filters with 1.5" Inlet/Outlet - 1000-4000 Gallon CapacityThe Ultima II Filter is the best choice for home hobbyists and aqua professionals alike due to its impressive capacity and minimal, effortless maintenance. Independent laboratory testing confirms that the Ultima II filter is superior to three leading bead filter brands in setup, nitrification, back-washing and overall efficiency. These filters have 1.5" inlet and outlet, and are available in 1000-4000 gallon pond capacity.
      Aqua Ultraviolet® Ultima II Filters with 2" Inlet/Outlet - 1000-30,000 Gallon CapacityAqua Ultraviolet® Ultima II Filters with 2" Inlet/Outlet - 1000-30,000 Gallon CapacityThe Ultima II Filter is the best choice for home hobbyists and aqua professionals alike due to its impressive capacity and minimal, effortless maintenance. Independent laboratory testing confirms that the Ultima II filter is superior to three leading bead filter brands in setup, nitrification, back-washing and overall efficiency. These filters have 2" inlet and outlet, and are available in 1000-30,000 gallon pond capacity.
      Aqua Ultraviolet® Ultima II Filters with 3" Side-Mount Inlet/Outlet - 30,000-60,000 Gallon CapacityAqua Ultraviolet® Ultima II Filters with 3" Side-Mount Inlet/Outlet - 30,000-60,000 Gallon CapacityThe Ultima II Filter is the best choice for home hobbyists and aqua professionals alike due to its impressive capacity and minimal, effortless maintenance. Independent laboratory testing confirms that the Ultima II filter is superior to three leading bead filter brands in setup, nitrification, back-washing and overall efficiency. These filters have 3" inlet and outlet, and are available in 30,000-60,000 gallon pond capacity.
      AquaBead 9.3 - Filter with 3" Unions and Tubing from GCTekAquaBead 9.3 - Filter with 3" Unions and Tubing from GCTekThe AquaBead 9.3 filter from Grand Champion Technologies (GC Tek) features large 3" piping and unions to lower friction loss in this 9.0 cubic foot monster filter. 
      AquaBead Filters from GCTekAquaBead Filters from GCTekThe AquaBead filter from Grand Champion Technologies (GC Tek) is a revolutionary bead filter with proprietary features that make these top-tier filters distinct in their design.
      AquaBead Low Head Filters from GCTekAquaBead Low Head Filters from GCTekThe AquaBead LH Series filters from Grand Champion Technologies (GC Tek) take all the features and benefits of the AquaBead filter, and reduce the head to allow for lower restriction and higher flow.
      AquaBead PLUS Systems from GCTek - Complete System with Filter, Pump, UV and PartsAquaBead PLUS Systems from GCTek - Complete System with Filter, Pump, UV and Parts

      The AquaBead PLUS System™ is completely assembled, plumbed and mounted on a durable, all weather pad that is ready to install when you receive it. Now, that's easy. 

      AquaBead X2 Filters from GCTekAquaBead X2 Filters from GCTekThe AquaBead X2 filters from Grand Champion Technologies (GC Tek) is perfect for larger pond applications where large flow rates are needed. Rather than using an oversizes pump, the X2 filters allow you to use two smaller pumps to achieve the necessary flow rates for your pond. 
      AquaDyne Bead Filtration - Available in 6 sizes!AquaDyne Bead Filtration - Available in 6 sizes!
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