{"product_id":"finco-airline-non-return-valve-2pc","title":"Finco Airline Non-Return Valve 2pc","description":"\u003cp data-start=\"216\" data-end=\"403\"\u003eIt’s a \u003cstrong data-start=\"223\" data-end=\"240\"\u003eone-way valve\u003c\/strong\u003e placed in the airline tubing between your air pump and the aquarium. It allows \u003cstrong data-start=\"320\" data-end=\"347\"\u003eair to go into the tank\u003c\/strong\u003e, but \u003cstrong data-start=\"353\" data-end=\"386\"\u003estops water from flowing back\u003c\/strong\u003e toward the pump.\u003c\/p\u003e\n\u003ch3 data-section-id=\"51uzlz\" data-start=\"405\" data-end=\"430\"\u003e⚙️ Why It’s Important\u003c\/h3\u003e\n\u003cp data-start=\"431\" data-end=\"502\"\u003eIf your air pump is below the water level or if there’s a power outage:\u003c\/p\u003e\n\u003cul data-start=\"503\" data-end=\"625\"\u003e\n\u003cli data-section-id=\"7c6vug\" data-start=\"503\" data-end=\"555\"\u003eWater can \u003cstrong data-start=\"515\" data-end=\"534\"\u003esiphon backward\u003c\/strong\u003e through the tubing\u003c\/li\u003e\n\u003cli data-section-id=\"1t6mldb\" data-start=\"556\" data-end=\"625\"\u003eThis can \u003cstrong data-start=\"567\" data-end=\"590\"\u003edamage the air pump\u003c\/strong\u003e or even cause electrical hazards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"627\" data-end=\"694\"\u003eThe valve prevents this by automatically \u003cstrong data-start=\"668\" data-end=\"693\"\u003eblocking reverse flow\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"cu1j4v\" data-start=\"696\" data-end=\"734\"\u003e🔧 How It Works (Aquarium Version)\u003c\/h3\u003e\n\u003cul data-start=\"735\" data-end=\"887\"\u003e\n\u003cli data-section-id=\"gcghj3\" data-start=\"735\" data-end=\"808\"\u003eWhen the pump is running → air pushes through the valve into the tank\u003c\/li\u003e\n\u003cli data-section-id=\"c0floh\" data-start=\"809\" data-end=\"887\"\u003eWhen airflow stops → the valve \u003cstrong data-start=\"842\" data-end=\"852\"\u003ecloses\u003c\/strong\u003e, stopping water from moving back\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1qyiluj\" data-start=\"889\" data-end=\"915\"\u003e🧩 Where to Install It\u003c\/h3\u003e\n\u003cul data-start=\"916\" data-end=\"1082\"\u003e\n\u003cli data-section-id=\"puqt29\" data-start=\"916\" data-end=\"941\"\u003eIn the airline tubing\u003c\/li\u003e\n\u003cli data-section-id=\"yi2rbj\" data-start=\"942\" data-end=\"1013\"\u003eUsually \u003cstrong data-start=\"952\" data-end=\"977\"\u003eabove the water level\u003c\/strong\u003e (but still works below if needed)\u003c\/li\u003e\n\u003cli data-section-id=\"yzcrkn\" data-start=\"1014\" data-end=\"1082\"\u003eFollow the arrow on the valve showing the \u003cstrong data-start=\"1058\" data-end=\"1082\"\u003edirection of airflow\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Coastal Aquariums-Koi Petco","offers":[{"title":"Default Title","offer_id":48256741540072,"sku":null,"price":40.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0328\/5752\/2307\/files\/asc030_a.jpg?v=1776431438","url":"https:\/\/coastalpets.co.za\/products\/finco-airline-non-return-valve-2pc","provider":"Coastal Pets","version":"1.0","type":"link"}