Horizontal volute casing pump in back pull-out design, single-stage, with ratings and dimensions to EN 733, radially split volute casing with integrally cast pump feet, replaceable casing wear rings, closed radial impeller with multiply curved vanes, single mechanical seal to EN 12756, double mechanical seal to EN 12756, drive-end bearings. The Etanorm SYT single-stage volute casing pumps from KSB now include a stable rib design and reinforced bearings which makes them resistant to external forces, making them suitable for the transfer of efficient synthetic oils. The Etanorm SYT range now also features a new vent design through which gases can be removed during operation. For very critical fluids a variant with double mechanical seal has been introduced. The Etanorm SYT single-stage volute casing pumps from KSB are suitable for applications in modern heat transfer systems and hot water circulation and are suitable for the transfer of hot water as well as mineral oil based thermal fluids and synthetic thermal oils at temper­tures of up to 350°C.