Aqua Ultraviolet ULTIMA II Filtration System  Featuring Bio Tube AQUAMEDIA Works with low-amps, high flow pump Media will not "clump" together No chanelling Minutes to backwash Very heavy flow rate Heavy fish loads Seeded with natural bacteria Compact filter can be burried The ULTIMA II Difference:  Unique tubular design protects bacteria while dislodging unwanted debris.  Mechanical and Biological. The Ultima II is specially engineered to meet the environmental demands of ponds . The light weight media is designed for very heavy flow rate . There is a patent pending on this tubular media which has low head loss and a very high biofilm surface. The "Y" shape on the inside and wings on the outside affords a protective surface under backwashing and our patent pending backwash system will keep the media from clogging . The same properties have been added to this media in three different size with random lenths and diameters to avoid stacking. One cubic foot of Ultima II media is equal to 750 square feet of surface area . Cleaning the filter is done by internal jets.  Model  Description  Dimension Price  Sale Price  Order  PF/U1000  Up to 1,000 gallons, 1 12" Valve 12" dia x 22" tall  $437.00 PF/U2000  Up to 2,000 gallons, 1 12" Valve  16 12" dia x 33" tall $598.00   PF/U4000  Up to 4,000 gallons, 1 12" Valve  20 12"  dia x 35" tall   $920.00    PF/U6000  Up to 6,000 gallons, 2" Valve  22 12" dia x 41" tall $1,242.00    PF/U10.000  Up to 10,000 gallons, 2" Valve  24 12"  dia x 42" tall  $1,578.00  $1,499.00   PF/U20.000  Up to 20,000 gallons, 2" Valve  30 12" dia x 48" tall  $1,886.00 $1,745.00    PF/U30.000  Up to 30,000 gallons, 2" Valve  37 12" dia x 54" tall  $2,516.00  $2,285.00   Please call (408)239-1018 or Email us at  info@genkikoi-supply.com  for shipping quote for  model Ultima II 10,000 gal./20,000 gal./and 30,000 gal.