About This

• 【Package & Application】4pcs biochemical sponges. The 4W filter sponge size is 3*1.2*1in (7.5*3*2.3cm), suitable for replacing the media of the FEDOUR 4W internal filter (Asin:B08NJSBJL4).
• 【Physical and Biochemical Filtration】Each replacement filter sponge has denser pores and a flexible structure to provides 2 filtration performance—trapping debris and breaking down harmful substances to maintain a clean, healthy aquatic environment for fish.
• 【Premium & Convenient】Made of high quality materials, long service life. All replacement sponges are pre-cut to ensure easy installation.
• 【Maintenance】To ensure the filtration effect, please wash the sponge with aquarium water regularly, usually every 2-4 weeks. Please replace the biochemical sponge regularly according to the actual use, usually every 2-4 months, and the replacement time can be extended if it is properly used and maintained.
• 【After-sales Support】 We provide a 12-month warranty for our product. Contact our service team for any questions or concerns, we will solve your problem within 24 hours.

Overview

• Brand : FEDOUR
• Color : Black
• Material : Plastic
• Style : modern
• Product Dimensions : 3"L x 1.2"W x 1"H
• Power Source : Corded Electric
• Manufacturer : IBAY
• Specific Uses For Product : for aquariums