{"product_id":"alfagrog-e25-filter-media-20l-15kg","title":"Alfagrog E25 Filter Media 20L \/ 15kg","description":"\u003ch2\u003eAlfagrog Ceramic Biological Filter Media\u003c\/h2\u003e\r  \u003cp\u003eImprove the biological performance of your filtration system with \u003cstrong\u003eAlfagrog Ceramic Filter Media\u003c\/strong\u003e. Manufactured from highly porous foamed ceramic, Alfagrog provides an exceptionally large surface area for beneficial bacteria to colonise, helping support efficient biological filtration in ponds and aquariums.\u003c\/p\u003e\r  \u003cp\u003eThe open, porous structure encourages the growth of nitrifying bacteria that naturally break down organic waste, helping maintain cleaner, healthier water. Its lightweight yet durable construction allows excellent water flow throughout the filter while providing long-lasting filtration performance.\u003c\/p\u003e\r  \u003cp\u003eUnlike many alternative filter media, Alfagrog is \u003cstrong\u003echemically inert and pH neutral\u003c\/strong\u003e, making it suitable for freshwater aquariums, marine aquariums and pond filtration systems. The irregular \u003cstrong\u003e10–45mm\u003c\/strong\u003e pieces create excellent water circulation and maximise the available surface area for biological filtration.\u003c\/p\u003e\r  \u003cp\u003eWhether you're building a new filter or upgrading an existing system, Alfagrog offers a reliable, economical and effective solution for maintaining healthy water quality.\u003c\/p\u003e\r  \u003ch3\u003eFeatures\u003c\/h3\u003e\r \u003cul\u003e\r     \u003cli\u003eHighly porous foamed ceramic filter media\u003c\/li\u003e\r     \u003cli\u003eExceptional surface area for beneficial bacteria\u003c\/li\u003e\r     \u003cli\u003eSupports efficient biological filtration\u003c\/li\u003e\r     \u003cli\u003eInert and pH neutral\u003c\/li\u003e\r     \u003cli\u003eLightweight, durable and long lasting\u003c\/li\u003e\r     \u003cli\u003eSuitable for ponds, freshwater and marine aquariums\u003c\/li\u003e\r     \u003cli\u003e10–45mm irregular pieces for excellent water flow\u003c\/li\u003e\r \u003c\/ul\u003e\r  \u003ch3\u003eSpecifications\u003c\/h3\u003e\r \u003cul\u003e\r     \u003cli\u003e \u003cstrong\u003eProduct:\u003c\/strong\u003e Alfagrog Ceramic Filter Media\u003c\/li\u003e\r     \u003cli\u003e \u003cstrong\u003eMaterial:\u003c\/strong\u003e Porous Foamed Ceramic\u003c\/li\u003e\r     \u003cli\u003e \u003cstrong\u003ePiece Size:\u003c\/strong\u003e 10–45mm\u003c\/li\u003e\r     \u003cli\u003e \u003cstrong\u003eSuitable For:\u003c\/strong\u003e Pond Filters, Freshwater \u0026amp; Marine Aquarium Filters\u003c\/li\u003e\r     \u003cli\u003e \u003cstrong\u003eProperties:\u003c\/strong\u003e Highly Porous, Lightweight, Inert \u0026amp; pH Neutral\u003c\/li\u003e\r \u003c\/ul\u003e\r  \u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e Rinse thoroughly with clean water before first use to remove any dust generated during transport. Suitable for biological filtration in compatible pond and aquarium filter systems.\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":54934507389267,"sku":"1030347","price":23.0,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/progradewarehouse.com\/products\/alfagrog-e25-filter-media-20l-15kg","provider":"PRO GRADE WAREHOUSE","version":"1.0","type":"link"}