JBL OutSet wide 16/22 CristalProfi e1500/1,2, Water return set with wide jet pipe for external aquarium filters : Amazon.co.uk: Pet Supplies
JBL InSet 16/22 CristalProfi e1500/1,2 | For all your fishing & supplies
Product: JBL Replacement head gasket External filter Cristal Profi E1500 Applications: Parts compatible with external filters JBL Aquarium Line - Aquarium Store