09/09/2026
Say goodbye to green water β and to scrubbing your filter every weekend.
Meet the Cowater CDF-30 Combi Drum Filter, built for koi ponds from 30 to 70 mΒ³.
How it works: β’ A rotating drum screen catches fish waste and debris, then flushes them away automatically β 24/7, no daily cleaning needed β’ Dual 40W UV lamps keep algae and harmful bacteria under control for crystal-clear water β’ Corrosion-proof PP housing, made for years of outdoor use β’ Only 260W power draw β heavy filtration without the heavy electricity bill β’ Twin 75mm inlets / 110mm outlets for easy plumbing into your existing setup
Your pond stays clear. Your koi stay healthy. Your weekends stay yours.
Made by Cowater Aqua β an aquaculture equipment factory in Guangzhou, China.
Planning a new pond or upgrading your filter? Send us a message β we'll help you size the right system.
