{"product_id":"sieral-undergravel-filter-for-40-55-gallon-tanks-16-plates-uplift-tubes","title":"Sieral Undergravel Filter for 40-55 Gallon Tanks — 16 Plates + Uplift Tubes","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Sieral Undergravel Filter is a modular filtration system designed for 40 to 55 gallon aquariums. The kit blends mechanical and chemical filtration to support clear water and a healthy substrate. Each plate sits beneath the gravel, allowing water to pass through and bring oxygen and nutrients into the substrate while capturing particulates.\u003c\/p\u003e\n\u003cp\u003eWith a flexible arrangement, the 16 filter plates can be configured in multiple ways to fit your tank layout. The uplift tubes are adjustable to match tank depth, while the straight air tubes help maintain a consistent flow, reducing dead zones and uneven substrate buildup.\u003c\/p\u003e\n\n\u003ch3\u003eKey components and benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComprehensive package contents: 16 undergravel plates, 4 adjustable uplift tubes, 4 straight air tubes, and an activated carbon filter sponge, all designed to work together for efficient filtration.\u003c\/li\u003e\n\u003cli\u003eCustomizable sizing: plates measure about 5.7 by 5.7 inches, uplift tubes adjust from 12.6 to 20.08 inches, ensuring compatibility with a range of tank depths.\u003c\/li\u003e\n\u003cli\u003eDurable construction: PVC plates provide toughness and longevity in freshwater or saltwater setups, while the activated carbon sponge helps reduce impurities in the water column.\u003c\/li\u003e\n\u003cli\u003eModular design: the grid plates can be rearranged or separated to optimize water flow and substrate stability; the 16 pieces can be configured in two rows of eight or other layouts for 40 to 55 gallons.\u003c\/li\u003e\n\u003cli\u003eIdeal for larger species: the robust design supports healthy water circulation and substrate cleanliness, which can benefit larger fish and marine inhabitants by maintaining a cleaner base.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow it helps in daily use\u003c\/h3\u003e\n\u003cp\u003eIn practice, you will notice clearer water with reduced buildup along the substrate, and a more even distribution of filtration media. The system is designed to be installed beneath the gravel, where it quietly works to pull water through the substrate and back up through the uplift tubes.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSet up flexibility: install and tune the lift tubes to suit your tank height and substrate depth.\u003c\/li\u003e\n\u003cli\u003eMaintenance ease: the filter cotton can be replaced when needed to maintain flow and filtration efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility and care\u003c\/h3\u003e\n\u003cp\u003eSuitable for freshwater and saltwater environments, this undergravel filtration solution is adaptable to different aquarium configurations. Regular checks on tube heights and media placement help maintain optimal flow and substrate health.\u003c\/p\u003e\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 tank size is this filter best suited for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Best for 40–55 gallon tanks; adjustable components fit various depths.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 16 filter plates, 4 uplift tubes, 4 air tubes, 1 activated carbon sponge, and 1 filter cotton.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Sieral","offers":[{"title":"Default Title","offer_id":57206777512313,"sku":"B0FPFXJSPX","price":46.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/8934\/1049\/files\/sieral-undergravel-plate-5-7x5-7-inch.jpg?v=1777842356","url":"https:\/\/petlyvox.com\/products\/sieral-undergravel-filter-for-40-55-gallon-tanks-16-plates-uplift-tubes","provider":"petlyvox","version":"1.0","type":"link"}