UV Bio Filter 10000L Liter for Fish Koi Pond w/ 3434 GPH Submersible Water Pump
It's perfect for ponds, water fountains, waterfalls, gardens, large aquariums and flooding yards, Etc. Output: 3434 GPH/ 13,000 L/H. Clear water, and a filter system that can be easily hidden. 10000 liter per hour suitable for 4000gal pond.