Oase prefilter sponges 

Pre-filter part 2
Did you know Oase produce 3 different grades of pre-filter sponges ?
They can all be use for various reasons and in this video I’ll talk about the 2 main grades that I use and at what point in an aquascapes life I use them.
Hope you enjoy this video 🙏🏻
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All feedback is good feedback so let me know in the comment section what you use on your pre-filter, share your thoughts with the community.
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