Aqua Ultraviolet Ultima II 4000 - Aqua Ultraviolet
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Aqua Ultraviolet Ultima II 30000

Aqua Ultraviolet Ultima II 4000

Aqua Ultraviolet Ultima II 4000

ULTIMA II 4000 bead filter for Koi ponds up to 4000 gallons.

No channeling * Minutes to backwash * Can handle heavy fish loads * Seeded with bacteria * Filter can be buried * Unique tubular design protects bacteria while dislodging unwanted debris.

  • Features:  1.5" or 2" inlet and outlet 
  • Dimensions: 39" x 21"

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Koi & Pond Tip of the Day
November 20th, 2008
Most pondkeepers know that the best way to ensure clear pond water is with an ultraviolet sterilizer. Some often overlooked factors are what to do when the UV light is not doing the job anymore. Usually, this is a simple as an old lamp. Depending on the brand, UV lamps should generally be replaced about every 12-15 months of use.
Tips by » Koi Clubs USA
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