Nexus Automatic Filter Systems Pond Filtration Videos 18 views You may also like Ultima II Aqua Filter Backwash Overview Endurance Filter: When NOT to drain the sludge or How to avoid Bead Loss in Your Endurance filter AST Endurance 2000: Setting the Auto-Backwash Timing for Easy hands-free Backwash! AST Endurance Filter: Auto-Purge Sludge with Air! Cleaner water through PolyGeyser Technology AST Endurance Filter: Gravity Fed, Airlifted System- No water pumps required! PolyGeyser Backwash AST Endurance Filter: Water Pumped Configuration, PolyGeyser Technology AST Endurance Filter: Revolutionary Automatic PolyGeyser Backwash AST Endurance™ Bead Filter Bubble Bead Skid Filtration with Pump Assisted Backwash for Powerful Cleaning! Backwash Demo of Bubble Bead Filter! Robust, dependable filtration for ponds! Live Seafood Holding ‘PLUG AND PLAY’ system for Saltwater: PG 12000 Ultimate Bioclarifier Filter: No backwash water loss with Automatic PolyGeyser Backwash! «1234»Page 2 of 4