{"product_id":"marina-underwater-filter-replacement-foam-2-pack","title":"Marina Underwater Filter Replacement Foam 2 Pack","description":"\u003cp\u003eReplacement foam for the \u003ca href=\"\/products\/marina-underwater-aquarium-filter\"\u003eMarina Underwater filter\u003c\/a\u003e, two blocks per pack. The foam does the mechanical work — trapping particles — and carries most of the filter's bacteria colony, so it is the part worth rinsing rather than replacing on a schedule.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eUsing it\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRinse in tank water\u003c\/strong\u003e at each water change; tap water kills the bacteria.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace about every two months\u003c\/strong\u003e, or when the foam no longer springs back after squeezing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatch the size\u003c\/strong\u003e — 50, 75, 100 and 150 foams are not interchangeable.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChemical media for the same filter: \u003ca href=\"\/products\/marina-underwater-filter-zeo-carb-cartridge-2-pack\"\u003eZeo-Carb cartridges\u003c\/a\u003e.\u003c\/p\u003e","brand":"Marina","offers":[{"title":"50","offer_id":56007643398466,"sku":"MARINA109","price":4.66,"currency_code":"AUD","in_stock":true},{"title":"75","offer_id":56007643431234,"sku":"MARINA110","price":4.92,"currency_code":"AUD","in_stock":true},{"title":"100","offer_id":56007643464002,"sku":"MARINA111","price":5.46,"currency_code":"AUD","in_stock":true},{"title":"150","offer_id":56007643496770,"sku":"MARINA112","price":6.15,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6676\/0120\/files\/PF35b_6.png?v=1787823756","url":"https:\/\/www.peekapaw.com.au\/products\/marina-underwater-filter-replacement-foam-2-pack","provider":"PeekAPaw Pet Supplies","version":"1.0","type":"link"}