Ultima II 4000 Gallon Filter
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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