{"product_id":"zrdr-glass-drop-checker-kit-15ml-co2-checker-solution-for-accurate-planted-tank-co2-monitoring","title":"ZRDR Glass Drop Checker Kit – 15ml CO2 Checker Solution for Accurate Planted Tank CO2 Monitoring","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe ZRDR Glass Drop Checker Kit with 15ml CO2 Checker Solution offers a practical, no-fuss way to keep an eye on CO2 levels in planted aquariums. The indicator is ready-to-use, so you can skip ratio calculations and get a quick read as you observe plant growth and overall tank activity. Built for consistent results, the glass drop checker attaches securely to your tank wall with a suction cup, keeping the indicator visible as you monitor changes over time.\u003c\/p\u003e\n\u003cp\u003eWhether you’re dialing in CO2 dosing, balancing light, or tuning your aquascape for lush greenery, this kit gives you a clear, interpretable signal without complicating your routine.\u003c\/p\u003e\n\n\u003ch2\u003eConvenience and Quick Read\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-mixed CO2 indicator means no water-to-solution calculations, saving time and steps.\u003c\/li\u003e\n  \u003cli\u003eSimple color read after CO2 has been flowing for about 30 minutes helps you gauge readiness and balance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eColor Guide and Practical Use\u003c\/h2\u003e\n\u003cp\u003eColor changes provide a practical cue to CO2 presence: blue suggests CO2 is low, green indicates a favorable range (often around 30 ppm), and yellow signals higher levels. These cues support informed adjustments, without guaranteeing specific outcomes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBlue = CO2 is low; consider adjustments to raise levels safely.\u003c\/li\u003e\n  \u003cli\u003eGreen = commonly supportive for many aquatic plants and general tank vitality.\u003c\/li\u003e\n  \u003cli\u003eYellow = CO2 may be excessive; evaluate dosing or flow to re-balance the system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eContents, Durability, and Setup\u003c\/h2\u003e\n\u003cp\u003eThe kit includes a glass drop checker with pre-mixed indicator solution and a suction cup for easy wall mounting. Crafted from high-quality glass, it is designed for durability and stable readings over time, supporting a steady monitoring routine.\u003c\/p\u003e\n\n\u003ch2\u003ePackaging and Support\u003c\/h2\u003e\n\u003cp\u003eExquisitely packaged to resist impact during shipping, the kit arrives ready to use. If you have questions about the CO2 checker, ZRDR’s customer service is available to assist and provide solutions that fit your needs.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What’s included in the ZRDR Glass Drop Checker Kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Glass drop checker, pre-mixed 15ml CO2 indicator solution, and a suction cup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I read the color changes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Blue means low CO2, green around 30 ppm is common, yellow indicates higher CO2.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ZRDR","offers":[{"title":"Default Title","offer_id":53557244330313,"sku":"B08GLJPSLY","price":24.06,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/zrdr-glass-drop-checker-kit-front-view.jpg?v=1766401940","url":"https:\/\/petvita.co.uk\/products\/zrdr-glass-drop-checker-kit-15ml-co2-checker-solution-for-accurate-planted-tank-co2-monitoring","provider":"Petvita","version":"1.0","type":"link"}