Outstanding energy efficiency & displacement capacity Simultaneous supply of debris through connection of filter accessories on the patented, second inlet Patented frost protection to -20°COutstanding energy balance: Reliable displacement using even less energy Supplemental, patented connection of optional filter accessories for debris supply from more distant pond zones Unique, patented frost protection: Consequently, the pump will not be damaged at temperatures as low as -20°CFlow rate can be mechanically & electronically adjusted Elegant design with clever operating elements Quiet for dry setup on swim ponds & bathing ponds Plant remains or fish waste to 11 mm in size are displaced» Environmental Function Control« (EFC by OASE) protects against dry run & blocking MADE IN GERMANY: Precise & reliable German engineering art at a high level of quality