The Biosteps Gravity filter by Matala contains an amazing 200 sq. ft. of surface area for beneficial bacterial growth. Combined that with a cross flow design that traps and processes more debris at high flow rates and you get unparalleled mechanical and biological filtration for superior water quality. For ponds up to 2700 gallons. State of the Arts Progressive Filtration design enhances growth of different ecological communities of bacteria and planktonic organisms that colonize in different sections of the filter. Flow rate 1060 gph max. Built-in overflow for safety. Easy to maintain. Easily combine multiple units for large or heavily stocked koi ponds, or use Biosteps 10 with optional UV Clarifier for improved water clarity. Universal barbed inlet (1", 1-1/4", 1-1/2"), 1-1/2" outlet. Measures 23-3/16" x 15" x 20-3/16" high. Ships UPS Oversize Matala Biosteps 10 Filter Biosteps w/NO UV

• The open, highly aerobic 3 dimensional structure of Matala Filter Media promotes healthy water conditions and ease of cleaning in a wide variety of filter designs.
• Provides ease of cleaning in a wide variety of filter designs.
• Blue Matala is the 2nd densest (next to gray) of the 4 standard colors of Matala.
• Versatile and durable. Lasts for many years -2-5 times longer than other media.
• Measures: 24" x 39" x 1.5" thick