{"product_id":"undergravel-fisch-tunnel","title":"Undergravel Fish Tunnel","description":"\u003cp\u003e\u003cstrong\u003eUndergravel Fish Tunnel – The invisible cave for your fish\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Undergravel Fish Tunnel is an innovative aquarium decoration that creates a safe and attractive hiding place for your aquarium inhabitants without disturbing the overall appearance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eUnderground placement:\u003c\/strong\u003e The tunnel is placed under the substrate (gravel or sand). Only the entrance opening remains visible, creating a natural-looking cave.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSafe retreat:\u003c\/strong\u003e Provides shy fish, bottom dwellers (such as catfish or loaches) and young fish with a stress-free place to rest, hide and spawn.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eClose-up observation:\u003c\/strong\u003e Thanks to its special design, the tunnel can be partially positioned at the front of the aquarium glass. This allows for unique and exciting observation of the fish in their shelter.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHigh-quality material: \u003c\/strong\u003eMade from 100% natural ceramic, the tunnel is free of harmful substances and completely safe for fish and the entire aquarium ecosystem.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBiological benefits: \u003c\/strong\u003eThe porous ceramic surface is ideal for the colonisation of beneficial filter bacteria, thus supporting biological filtration and water quality stability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e approx. 177 mm x 196 mm x 102 mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePosition the tunnel in the desired location on the aquarium floor, ideally with the opening facing the viewer. Then cover it with substrate.\u003c\/p\u003e\n\u003cp\u003eThe Undergravel Fish Tunnel is the perfect solution for providing a functional hiding place that blends harmoniously into any aquarium.\u003c\/p\u003e","brand":"SuperFish","offers":[{"title":"Default Title","offer_id":56682664395139,"sku":"A4040541","price":28.8,"currency_code":"CHF","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/9771\/1675\/files\/undergravel-fisch-tunnel.png?v=1761058932","url":"https:\/\/www.aquaristik-shop.ch\/en\/products\/undergravel-fish-tunnel","provider":"AQUATANA","version":"1.0","type":"link"}