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Pro Grade Filtration Systems

Maintain the healthiest pond possible for growing and keeping koi fish

A Kasco Aerating Fountain is the perfect solution when you want to enjoy the aesthetic brilliance of a decorative fountain and balance that with superior oxygenation to improve the health of your pond or lake. Not to be confused with decorative fountains, a Kasco Aerating Fountain is designed and engineered to give you the best of both worlds; aesthetics and oxygenation.

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GC Tek AquaBead 2.5 Mashimizu Filtration System MASB 2.5 GC Tek AquaBead 2.5 Mashimizu Filtration System MASB 2.5

  • Pond Size: 5,000 Gal
  • Fish Load: 125lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $5,938.95
Our Price: $5,344.95
Savings: $594.00
GC Tek AquaBead 4.25 Mashimizu Filtration System MASB 4.25 GC Tek AquaBead 4.25 Mashimizu Filtration System MASB 4.25

  • Pond Size: 10,000 Gal
  • Fish Load: 222lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $6,537.95
Our Price: $5,884.95
Savings: $653.00
GC Tek AquaBead 6.0 Mashimizu Filtration System MASB 6.0 GC Tek AquaBead 6.0 Mashimizu Filtration System MASB 6.0

  • Pond Size: 17,000 Gal
  • Fish Load: 300lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $7,124.95
Our Price: $6,414.95
Savings: $710.00
GC Tek AquaBead 9.0 Mashimizu Filtration System MASB 9. GC Tek AquaBead 9.0 Mashimizu Filtration System MASB 9.

  • Pond Size: 25,000 Gal
  • Fish Load: 450lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $8,258.95
Our Price: $7,434.95
Savings: $824.00
GC Tek AlphaONE 2.5 Mashimizu Filtration System MASO 2.5 GC Tek AlphaONE 2.5 Mashimizu Filtration System MASO 2.5

  • Pond Size: 5,000 Gal
  • Fish Load: 125lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $5,938.95
Our Price: $5,344.95
Savings: $594.00
GC Tek AlphaONE 4.25 Mashimizu Filtration System MASO 4.25 GC Tek AlphaONE 4.25 Mashimizu Filtration System MASO 4.25

  • Pond Size: 10,000 Gal
  • Fish Load: 225lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $6,537.95
Our Price: $5,884.95
Savings: $653.00
GC Tek AlphaONE 6.0 Mashimizu Filtration System MASO 6.0 GC Tek AlphaONE 6.0 Mashimizu Filtration System MASO 6.0

  • Pond Size: 17,000 Gal
  • Fish Load: 300lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $7,124.95
Our Price: $6,414.95
Savings: $710.00
GC Tek AlphaONE 9.0 Mashimizu Filtration System MASO 9.0 GC Tek AlphaONE 9.0 Mashimizu Filtration System MASO 9.0

  • Pond Size: 25,000 Gal
  • Fish Load: 450 lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $8,258.95
Our Price: $7,434.95
Savings: $824.00
GC Tek AlphaONE Plus Filtration System AOPS 2.5 GC Tek AlphaONE Plus Filtration System AOPS 2.5

  • Pond Size: 5,000 Gal.
  • Fish Load: 125lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $3,992.95
Our Price: $3,594.95
Savings: $398.00
GC Tek KoiKeeper5K AlphaOne Filtration System GC Tek KoiKeeper5K KAO5 BioFilter System 2.5 Ponds 5,000 Gallons Fish Loads 125lb

  • Pond Size: 5,000 Gal.
  • Fish Load: 125lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $3,392.95
Our Price: $3,054.95
Savings: $338.00
GC Tek KoiKeeper5K AlphaOne Filtration System GC Tek KoiKeeper10K KAO10 BioFilter System 4.25 Ponds 10,000 Gallons Fish Loads 225lb

  • Pond Size: 10,000 Gal.
  • Fish Load: 225lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $3,884.95
Our Price: $3,494.95
Savings: $390.00
GC Tek AlphaONE Plus Filtration System AOPS 4.25 GC Tek AlphaONE Plus Filtration System AOPS 4.25

  • Pond Size: 10,000 Gal.
  • Fish Load: 225lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $4,654.95
Our Price: $4,189.95
Savings: $465.00
GC Tek AlphaONE Plus Filtration System AOPS 6.0 GC Tek AlphaONE Plus Filtration System AOPS 6.0

  • Pond Size: 17,000 Gal.
  • Fish Load: 300lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $5,279.95
Our Price: $4,749.95
Savings: $530.00
GC Tek AlphaONE Plus Filtration System AOPS 9.0 GC Tek AlphaONE Plus Filtration System AOPS 9.0

  • Pond Size: 25,000 Gal.
  • Fish Load: 450lbs
  • AlphaOne Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $6,124.95
Our Price: $5,514.95
Savings: $610.00
GC Tek AquaBead Plus Filtration System ABPS 2.5 GC Tek AquaBead Plus Filtration System ABPS 2.5

  • Pond Size: 5,000 Gal.
  • Fish Load: 125lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $3,992.95
Our Price: $3,594.95
Savings: $398.00
GC Tek KoiKeeper5K AquaBead Filtration System GC Tek KoiKeeper5K KAB5 BioFilter System 2.5 Ponds 5,000 Gallons Fish Loads 125lb

  • Pond Size: 5,000 Gal.
  • Fish Load: 125lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $3,392.95
Our Price: $3,054.95
Savings: $338.00
GC Tek KoiKeeper10K AquaBead Filtration System GC Tek KoiKeeper10K KAB10 BioFilter System 4.25 Ponds 10,000 Gallons Fish Loads 225lb

  • Pond Size: 10,000 Gal.
  • Fish Load: 225lbs
  • AquaBead Filtration
  • Includes UV Clarifier

List Price: $3,884.95
Our Price: $3,494.95
Savings: $390.00
GC Tek AquaBead Plus Filtration System ABPS 4.25 GC Tek AquaBead Plus Filtration System ABPS 4.25

  • Pond Size: 10,000 Gal.
  • Fish Load: 225lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $4,654.95
Our Price: $4,189.95
Savings: $465.00
GC Tek AquaBead Plus Filtration System ABPS 6.0 GC Tek AquaBead Plus Filtration System ABPS 6.0

  • Pond Size: 17,000 Gal.
  • Fish Load: 300lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $5,279.95
Our Price: $4,749.95
Savings: $530.00
GC Tek AquaBead Plus Filtration System ABPS 9.0 GC Tek AquaBead Plus Filtration System ABPS 9.0

  • Pond Size: 25,000 Gal.
  • Fish Load: 450lbs
  • AquaBead Filtration
  • Includes UV Clarifier
  • Includes Pump

List Price: $6,124.95
Our Price: $5,514.95
Savings: $610.00
GC Tek PondKeeper Water Garden Filtration System PondKeeper1500 GC Tek PondKeeper Water Garden Filtration System PondKeeper1500

  • Pond Size: 1500 Gal
  • Fish Load: 40 lbs
  • PondKeeper Filtration 1500
  • 40 Watt UV Clarifier Included
  • Pump: 3/4 HP

List Price: $2,239.95
Our Price: $2,014.95
Savings: $225.00
GC Tek PondKeeper Water Garden Filtration System PondKeeper2500 GC Tek PondKeeper Water Garden Filtration System PondKeeper2500

  • Pond Size: 2500 Gal
  • Fish Load: 65 lbs
  • PondKeeper Filtration: 2500
  • 40 Watt UV Clarifier
  • Pump: 1 HP

List Price: $2,434.95
Our Price: $2,199.95
Savings: $235.00
GC Tek PondKeeper Water Garden Filtration System PondKeeper5000 GC Tek PondKeeper Water Garden Filtration System PondKeeper 5000

  • Pond Size: 5000 Gal
  • Fish Load: 125 lbs
  • PondKeeper Filtration: 5000
  • 40 Watt UV Clarifier
  • Pump: 1 HP

List Price: $2,679.95
Our Price: $2,449.95
Savings: $230.00
GC Tek AlphaONE Bio Media Filter AO2.5 GC Tek AlphaONE Bio Media Filter AO2.5

  • Pond Size: 5,000 Gal.
  • Fish Load: 125lbs

List Price: $2,199.95
Our Price: $1,979.95
Savings: $220.00
GC Tek AlphaONE Bio Media Filter AO4.25 GC Tek AlphaONE Bio Media Filter AO4.25

  • Pond Size: 10,000 Gal.
  • Fish Load: 225lbs

List Price: $2,449.95
Our Price: $2,204.95
Savings: $245.00
GC Tek AlphaONE Bio Media Filter AO6.0 GC Tek AlphaONE Bio Media Filter AO6.0

  • Pond Size: 17,000 Gal.
  • Fish Load: 300lbs

List Price: $2,849.95
Our Price: $2,564.95
Savings: $285.00
GC Tek AlphaONE Bio Media Filter AO9.0 GC Tek AlphaONE Bio Media Filter AO9.0

  • Pond Size: 25,000 Gal.
  • Fish Load: 450lbs

List Price: $3,694.39
Our Price: $3,324.95
Savings: $369.44
GC Tek AquaBead 2.5 Bead Filter AB2.5 GC Tek AquaBead 2.5 Bead Filter AB2.5

  • Pond Size: 5,000 Gal.
  • Fish Load: 125lbs

List Price: $2,199.95
Our Price: $1,979.95
Savings: $220.00
GC Tek AquaBead 4.25 Bead Filter AB4.25 GC Tek AquaBead 4.25 Bead Filter AB4.25

  • Pond Size: 10,000 Gal.
  • Fish Load: 225lbs

List Price: $2,449.95
Our Price: $2,204.95
Savings: $245.00
GC Tek AquaBead 6.0 Bead Filter AB6.0 GC Tek AquaBead 6.0 Bead Filter AB6.0

  • Pond Size: 17,000 Gal.
  • Fish Load: 300lbs

List Price: $2,849.95
Our Price: $2,564.95
Savings: $285.00
GC Tek AquaBead 9.0 Bead Filter AB9.0 GC Tek AquaBead 9.0 Bead Filter AB9.0

  • Pond Size: 25,000 Gal.
  • Fish Load: 450lbs

List Price: $3,694.39
Our Price: $3,324.95
Savings: $369.44
GC Tek PondKeeper Bio Media Filter PK1.25 GC Tek PondKeeper Bio Media Filter PK1.25

  • Pond Size: 1,500 Gal
  • Fish Load: 62.5lbs

List Price: $1,099.95
Our Price: $989.95
Savings: $110.00
GC Tek PondKeeper Bio Media Filter PK1.75 GC Tek PondKeeper Bio Media Filter PK1.75

  • Pond Size: 2,500 Gal
  • Fish Load: 87.5lbs

List Price: $1,249.95
Our Price: $1,124.95
Savings: $125.00
GC Tek PondKeeper Bio Media Filter PK2.5 GC Tek PondKeeper Bio Media Filter PK2.5

  • Pond Size: 5,000 Gal
  • Fish Load: 125lbs

List Price: $1,264.95
Our Price: $1,149.95
Savings: $115.00
GC Tek PondKeeper Bio Media Filter PK4.0 GC Tek PondKeeper Bio Media Filter PK4.0

  • Pond Size: 5,000 Gal
  • Fish Load: 200lbs

List Price: $1,561.95
Our Price: $1,419.95
Savings: $142.00
GC Tek PondKeeper Bio Media Filter PK6.0 GC Tek PondKeeper Bio Media Filter PK6.0

  • Pond Size: 5,000 Gal
  • Fish Load: 300lbs

List Price: $2,419.95
Our Price: $2,199.95
Savings: $220.00