{"product_id":"two-little-fishies-cdx-carbon-dioxide-adsorption-media-3-liters","title":"Two Little Fishies CDX Carbon Dioxide Adsorption Media, 3 liters","description":"Two Little Fishies CDX Carbon Dioxide Adsorption Media helps maintain and elevate aquarium pH by removing CO2 (carbon dioxide) introduced through a protein skimmer. Excess CO2 is a problem because it dissolves into aquarium water amd depresses the average pH. Simply pour the CDX into a tall columnar reactor such as the  Two Little Fishies PhosBan Reactor  and connect the CDX-filled reactor to your protein skimmer's air intake hose. You can use the  Two Little Fishies CDX Adaptor  or a similar barbed, reducing fitting to connect the air intake for the protein skimmer to the outflow pipe of the reactor.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e3 liters\u003c\/li\u003e\n\u003cli\u003e1 liter of CDX will last about 6 weeks (or longer) with a flow rate of about 100 LPM of home recycled air\u003c\/li\u003e\n\u003cli\u003eNOTE: CDX reacts to carbon dioxide in the air. Keep the container sealed and do NOT wet the CDX with water.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VASCAAquariumSupply","offers":[{"title":"Default Title","offer_id":42621151314005,"sku":"RTL40232","price":38.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0646\/2626\/2101\/files\/TL40232-2.jpg?v=1781988922","url":"https:\/\/vascaaquariumsupply.com\/products\/two-little-fishies-cdx-carbon-dioxide-adsorption-media-3-liters","provider":"VASCAAquariumSupply","version":"1.0","type":"link"}