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10 Best HOB (Hang on Back) Filters in 2020 – Buying Guide and Reviews

Hang on back filters are an excellent choice for smaller tanks where the power of a canister filter is overkill, and where space inside your tank is at a premium, so you still want an external filter. Here are 10 of the best HOB filters available today.

Wendy Kathryn

Last Updated: December 21, 2020