Hikari Aquarium Solutions Bacto-Surge Foam Small Sponge Filter Betta yet its impact on trace

yet its impact on trace elements is minimal

and Saprolegniasis

Supports biological aquarium filtration

Any unexpected pH change can indicate water quality issues and should be addressed right away

Hikari Aquarium Solutions Bacto-Surge Foam Small Sponge Filter Betta yet its impact on traceHighly porous sponge maximizes bacterial action Increased surface area offers maximum bacteria colonization Soft sponge material is easily cleaned Polyether foam for longer life Uplift tube and air diffuser combination provide maximum lift and won't easily clog Other uses: polishing filter for canister filter applications, hang on filter applications or uplift tubes of undergravel filters