{"product_id":"b0g6ww2fnd","title":"EF-S Filter Cartridges for EF-S Element and BF5 BETTAFLO, 3.7 x 2 Inch Aquarium Filter Cartridge Replacement for Small Fish Tanks (6 Packs)","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eWarm Reminder: Please double-check the size details before purchasing to ensure it meets your needs\u003c\/li\u003e\n\u003cli\u003e【Compatibility】Fits strictly within 3.7 x 2 inch filter chambers; compatible models include EF-S Element and BF5 BETTAFLO for desktop aquariums.\u003c\/li\u003e\n\u003cli\u003e【Multi-Layer Filtration for Clear Water】Made with high-density filter cotton and activated carbon, this aquarium filter cartridge helps trap debris, reduce impurities, and remove unwanted odors, keeping your tank water clean and fresh\u003c\/li\u003e\n\u003cli\u003e【Replace Every 2–4 weeks for Best Results】To maintain optimal filtration performance and water quality, it is recommended to replace the fish tank filter cartridge every 2 to 4 weeks, depending on usage and tank conditions\u003c\/li\u003e\n\u003cli\u003e【Easy Installation \u0026amp; Quick Activation Tip】 Simply rinse the cartridge under cool water for 30 seconds to remove any transit dust, and if the carbon beads have shifted to one side, a gentle shake will quickly redistribute them for uniform filtration ; then, insert it directly into the filter chamber—no tools needed, making it perfect even for beginners.\u003c\/li\u003e\n\u003cli\u003e【Durable \u0026amp; Fish-Safe Materials】 Each EF-S aquarium filter cartridge is made from durable, fish-safe materials, providing reliable filtration while supporting a healthy aquatic environment for betta fish and other small species.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"MARO","offers":[{"title":"Default Title","offer_id":51393355317526,"sku":"B0G6WW2FND","price":8.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/6254\/8758\/files\/81MDpOjQeAL._AC_SX679_PIbundle-6_TopRight_0_0_SH20.jpg?v=1780725435","url":"https:\/\/marowave.com\/products\/b0g6ww2fnd","provider":"MARO","version":"1.0","type":"link"}