{"product_id":"ruckschlagventil","title":"non-return valve","description":"\u003cp\u003e Transparent red check valve for 4–6 mm hoses – Reliable safety for your aquarium\u003c\/p\u003e\n\n \u003cp\u003eThis high-quality check valve is the perfect choice for operating your aquarium accessories safely and efficiently. It fits all standard air or CO₂ tubing with a diameter of 4 to 6 mm and reliably prevents the backflow of water or air. The transparent design with a red inner core allows for easy visual monitoring of the flow – both functional and aesthetically pleasing.\u003c\/p\u003e\n\n\u003cp\u003e Ideally suited for ventilation systems, CO₂ systems or other applications in the aquarium sector, the valve reliably protects your equipment from damage caused by backflowing water.\u003c\/p\u003e\n\n\u003cp\u003e ✅ For 4–6 mm hoses\u003cbr\u003e ✅ Backflow protection for air and CO₂ systems\u003cbr\u003e ✅ Transparent design with red core for function monitoring\u003cbr\u003e ✅ Easy handling and durable material\u003c\/p\u003e\n\n\u003cp\u003e Secure your transparent red check valve now – for safe and professional operation of your aquarium equipment!\u003c\/p\u003e\n\n\u003cp\u003e Manufacturer: Aqualive-Shop\u003c\/p\u003e","brand":"Aqualive-Shop ","offers":[{"title":"Default Title","offer_id":50432185073994,"sku":null,"price":0.79,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0899\/4052\/5386\/files\/20260116-191033.jpg?v=1768587957","url":"https:\/\/www.aqualive-shop.de\/en\/products\/ruckschlagventil","provider":"AqualiveShop ","version":"1.0","type":"link"}