Aqua sobriquet
Member
Anyone tried one of these with a silver sand substrate? I know you can regulate the flow but still wondering if it will suck up any sand with the dirt?
https://fluvalaquatics.com/uk/product/gravel-vac-multi-substrate-cleaner-s-m/
https://fluvalaquatics.com/uk/product/gravel-vac-multi-substrate-cleaner-s-m/