Oase FiltoSmart Thermo 300 filter cleaning session

In this video, I walk you through how I clean my Oase FiltoSmart Thermo 300 external filter — step by step. From shutting it down and disconnecting the hoses, to rinsing the media and cleaning the impeller, I show the full process of keeping this powerful filter running smoothly. 💧 Regular filter maintenance helps maintain crystal-clear water, keeps your beneficial bacteria healthy, and ensures your fish stay happy and stress-free. If you're thinking about getting this filter or want to know how to look after yours, this video is for you! 🔧 What I cover in this video: 00:00 – Intro 00:43 – Powering down & setup 02:07 – Opening the filter 03:10 – Cleaning mechanical & biological media 06:16 – Impeller check & clean 06:28 – Reassembly 09:30 – Priming & restarting 11:01 – Final thoughts Let me know in the comments if you have any questions or want a deeper dive into anything I covered. #OaseFiltoSmart #AquariumFilterCleaning #OaseThermo300 #FishTankMaintenance #AquariumTips #ExternalFilterCare #Aquascaping