JUWEL AQUARIUM AIR DIFFUSER OXYPLUS O2 DIFFUSOR BIOFLOW VENTURI PUMP FISH TANK | eBay
1set Oxygen Pump Fish Tank Aquarium Co2 Diffusor High Efficiency Durable Oxygen Air Diffuser For All Juwel Filter Systems - Air Pumps & Accessories - AliExpress
JUWEL OxyPlus O2 Diffusor - FavoPet - Das Beste für Ihr Tier!, 7,31 €