Aquatlantis B-Box Coarse Foam + Fine Foam XL

Replacement filter foam set for the Aquatlantis BioFilter Ultra 730 / 850. Featuring both coarse and fine foam, it provides effective mechanical filtration to help keep aquarium water clean and clear.

Product Details

• Brand: Aquatlantis
• Product: B-Box Coarse Foam + Fine Foam XL
• Compatible with: BioFilter Ultra 730 / 850
• Replacement interval: Approximately 3–5 months
• Type: Aquarium filter media