Short pipe sealing cushion with eyelets and quick-release coupling for sealing pipes, e.g. for leak tests in accordance with EN 1610 with air/water or DWA-A 139, as well as oil and petrol separator tests in accordance with DIN 1999. These short sealing bags of type UK have the same design as the standard sealing bags of type U. Due to their short design, they are particularly suitable for use in short pipe sections, e.g. in front of a drop, in sewer connections and in short connecting pipes. - Short and lightweight - Suitable for pipe inner diameters of 300 - 400 mm - Operating pressure 2.5 bar - Made of natural rubber with fabric insert - Diameter 290 mm - Cylinder length 270 mm - Total length 330 mm - Weight 5.4 kg