Combination of mechanical biological cleaning and effective UVC technology Including OASE Clear Water Guarantee Ideal for supplying higher elevated watercourses A patented cleaning function integrated in the cover facilitates cleaning of the filter Quick release provides easy filter opening and closing for maintenance purposes It can be buried for almost invisible integration in the garden Supplied with all hose connections for fast and trouble free installation4000 Dimensions (Ø x H) mm 225 x 335 Rated voltage 230 V / 50 Hz Power consumption UVC W 11 Power cable length UVC m 3.00 Net weight kg 2.50 Guarantee Years 2 UVC power W 7 Number of blue filter foams Units 1 Number of black filter foams Units 2 Number of bio-surface elements Units 0 Pollutant level indicator Yes Temperature display No Inlet connections mm 19 / 25 / 32 / 38 Inlet connections ¾", 1", 1 ¼", 1 ½" Connections, outlet mm 19 / 25 / 32 / 38 Outlet connections ¾", 1", 1 ¼", 1 ½" Max. operating pressure bar 0.20 Suitable for ponds up to max. m³ 4.0 Suitable for ponds with fish stock m³ 2.0 Suitable for ponds with koi m³ 1.0 6000 Dimensions (Ø x H) mm 350 x 450 Rated voltage 230 V / 50 Hz Power consumption UVC W 12 Power cable length UVC m 3.00 Net weight kg 4.00 Guarantee Years 2 UVC power W 9 Number of blue filter foams Units 2 Number of black filter foams Units 1 Number of bio-surface elements Units 20 Pollutant level indicator Yes Temperature display No Inlet connections mm 19 / 25 / 32 / 38 Inlet connections ¾", 1", 1 ¼", 1 ½" Connections, outlet mm 19 / 25 / 32 / 38 Outlet connections ¾", 1", 1 ¼", 1 ½" Max. operating pressure bar 0.20 Suitable for ponds up to max. m³ 6.0 Suitable for ponds with fish stock m³ 3.0 Suitable for ponds with koi m³ 1.5 10000 Dimensions (Ø x H) mm 350 x 570 Rated voltage 230 V / 50 Hz Power consumption UVC W 14 Power cable length UVC m 3.00 Net weight kg 5.00 Guarantee Years 2 UVC power W 11 Number of blue filter foams Units 2 Number of black filter foams Units 2 Number of bio-surface elements Units 30 Pollutant level indicator Yes Temperature display No Inlet connections mm 19 / 25 / 32 / 38 Inlet connections ¾", 1", 1 ¼", 1 ½" Connections, outlet mm 19 / 25 / 32 / 38 Outlet connections ¾", 1", 1 ¼", 1 ½" Max. operating pressure bar 0.20 Suitable for ponds up to max. m³ 10.0 Suitable for ponds with fish stock m³ 5.0 Suitable for ponds with koi m³ 2.5