{"product_id":"reef-casa-filter-media-bags","title":"Filter Media Bags 2pk — Hand-Sewn Nylon Small or Large Carbon GFO - Reef Casa","description":"\u003cp\u003e\u003cstrong\u003eReef Casa filter media bags\u003c\/strong\u003e are hand-sewn nylon bags, 2 per pack, made to hold your activated carbon, GFO or any loose media in the filter chamber. The drawstring is sewn right into the bag: pull it, it seals, nothing escapes. Two sizes.\u003c\/p\u003e\n\n\u003ch2\u003eSmall or Large\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eSmall — 10 x 12 cm.\u003c\/strong\u003e Sized for the rear filter chambers of all-in-one nano tanks.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLarge — 25 x 12 cm.\u003c\/strong\u003e For bigger doses of media, or a sump.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBoth sizes come \u003cstrong\u003e2 bags per pack\u003c\/strong\u003e. Keep one clean while the other works.\u003c\/p\u003e\n\n\u003ch2\u003eWhat the manufacturer states\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHand-stitched nylon\u003c\/li\u003e\n\u003cli\u003eDrawstring sewn into the bag, easy pull\u003c\/li\u003e\n\u003cli\u003eWorks with any filter media: activated carbon, GFO, or any other loose media\u003c\/li\u003e\n\u003cli\u003e2 bags per pack\u003c\/li\u003e\n\u003cli\u003eSmall: 10 cm x 12 cm — Large: 25 cm x 12 cm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eOur advice: don't overfill it, and rinse it\u003c\/h2\u003e\n\u003cp\u003eThese are the two mistakes we see most often with media bags, and both of them cancel out the media you just paid for.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOverfilling.\u003c\/strong\u003e People tend to pack the bag to the brim. A stuffed bag blocks: water stops passing through it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot rinsing often enough.\u003c\/strong\u003e This one is sneaky, because you cannot see it happen. As the fabric fouls, it clogs. And water, always taking the easiest path, starts \u003cstrong\u003eflowing around the bag instead of through it\u003c\/strong\u003e. Your carbon is still sitting there, it still looks fine — but nothing reaches it anymore. It has stopped working, and you have no idea.\u003c\/p\u003e\n\u003cp\u003eRinse them regularly, based on your tank's load. A clean bag means media that actually works.\u003c\/p\u003e\n\n\u003ch2\u003eWhat goes inside\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/seachem-matrix-carbon-250-ml\"\u003eSeachem MatrixCarbon\u003c\/a\u003e — loose activated carbon for yellow water and odours.\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/phosguard-250ml\"\u003eSeachem PhosGuard\u003c\/a\u003e — pulls phosphate and silicate, swap it once it is exhausted.\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/aquaforest-carbon-5l\"\u003eAquaforest Carbon\u003c\/a\u003e — carbon in bulk, for anyone running a lot of it.\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/products\/reef-casa-bacteria-hotel-blocks\"\u003eReef Casa Bacteria Hotel Blocks\u003c\/a\u003e — biomedia to place after chemical filtration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy buy them at ReefSolution\u003c\/h2\u003e\n\u003cp\u003eWe are an authorized Reef Casa dealer and we stock both sizes. Secure shipping anywhere in Canada. Free shipping available depending on your order total.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eSmall or Large — which one do I need?\u003c\/h3\u003e\n\u003cp\u003eDepends on your space and how much media you run. The Small is 10 x 12 cm and slips into the rear filter chambers of all-in-one nano tanks. The Large is 25 x 12 cm and takes a more generous dose — handy in a sump, or if you run a lot of carbon.\u003c\/p\u003e\n\u003ch3\u003eWhat can I put in them?\u003c\/h3\u003e\n\u003cp\u003eReef Casa lists them as working with any filter media: activated carbon, GFO, or any loose media. The mesh holds the media in while letting water move through — as long as you don't overfill the bag.\u003c\/p\u003e","brand":"Reef Casa","offers":[{"title":"Large","offer_id":44612005331115,"sku":"RCBAGLRG","price":5.99,"currency_code":"CAD","in_stock":true},{"title":"Small","offer_id":47424945488043,"sku":"RCBAGSM","price":4.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/7108\/1899\/files\/filter-media-bag-scaled.jpg?v=1774046863","url":"https:\/\/reefsolution.com\/en\/products\/reef-casa-filter-media-bags","provider":"Aquarium ReefSolution inc.","version":"1.0","type":"link"}