{"product_id":"hel-x-13-biomedium-25-l","title":"Hel-X 13 Biological Media, 25 l — Hel-X 13 Biomedium 25 l","description":"\u003cp\u003eThe biological media Hel-X 13 effectively breaks down nutrients and pollutants using a moving bed process. This advanced filter media offers a surface area of 955 m² per m³, with a protected colonization surface for microorganisms of 806 m² per m³.\u003c\/p\u003e\u003cp\u003eA volume of 25 liters of Hel-X 13 can process waste equivalent to 170 g of fish food per day. It is suitable for the removal of substances such as ammonium, ammonia, nitrites, and nitrates.\u003c\/p\u003e\u003cp\u003eNew Hel-X media are white. They gradually turn brown, which indicates their level of colonization. Hel-X 13 elements are effective and economical. When combined with drum filter pre-filtration, the media requires no cleaning.\u003c\/p\u003e\u003cul\u003e\u003cli\u003eHigh-performance biological filter media with a large surface area.\u003c\/li\u003e\u003c\/ul\u003e","brand":"Oase","offers":[{"title":"Default Title","offer_id":56322454520193,"sku":"42904","price":53.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/1810\/4382\/files\/upload-1790441937588.jpg?v=1790441940","url":"https:\/\/aqoishop.com\/en\/products\/hel-x-13-biomedium-25-l","provider":"Boutique Aquishop","version":"1.0","type":"link"}