DazSpirit Filter Balls for Sand Filter Systems 1300 g Filter Balls for Pool Replacement for 46 kg Filter Sand and Quartz Sand, Suitable for Pool Filter Swimming Pool Filter System Pool Cleaning Accessories : Amazon.de: Garden
Höfer Chemie 20 kg glass granules for sand filter systems, 0.7-1.3 mm grain size for pool and swimming pool : Amazon.de: Garden
POOL STAR Filterballs für Sandfilteranlagen | HOFER