{"product_id":"leenkea-half-inch-npt-auto-fill-float-valve-pond-livestock-tank-aquarium","title":"LEENKEA 1\/2\" Auto Float Valve – Pond, Tank \u0026 Aquarium","description":"\n\u003ch2\u003eLEENKEA 1\/2\" Auto-Fill Float Valve – Effortless Water Level Control\u003c\/h2\u003e\n\u003cp\u003eKeep your pond, livestock watering tank, or aquarium at the perfect water level — automatically. The \u003cstrong\u003eLEENKEA 1\/2-inch Float Valve\u003c\/strong\u003e is a robust, set-and-forget solution that shuts off water flow the moment the right level is reached, preventing overflow and waste without any electricity or pump required.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e180° Adjustable Float Arm:\u003c\/strong\u003e The arm rotates over 180 degrees, letting you fine-tune the target water level to suit any tank or pond setup — no guesswork, no tools needed for adjustment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Plastic \u0026amp; Brass Construction:\u003c\/strong\u003e A smart combination of corrosion-resistant plastic and solid brass means this valve handles continuous water exposure without rust or degradation, delivering long-lasting, reliable performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard 1\/2\" NPT Thread:\u003c\/strong\u003e Fits common plumbing standards right out of the box. The included gasket ensures a leak-proof, watertight seal — no extra fittings or adapters required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHandles Higher Water Pressure:\u003c\/strong\u003e The compact float mechanism is engineered to maintain an effective seal even under elevated water pressure, keeping your setup consistently topped up.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTruly Versatile:\u003c\/strong\u003e Ideal for ponds, livestock watering tanks, horse troughs, aquariums, water storage tanks, and more. One valve, countless applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Power Needed:\u003c\/strong\u003e Entirely mechanical — no batteries, no electricity, no pump. Simply connect to your water supply and let physics do the work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLEENKEA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/2\" NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic \u0026amp; Brass\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e19 × 5 cm (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite \u0026amp; Yellow\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × Float Valve (gasket included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhat You Can Use It For\u003c\/h3\u003e\n\u003cp\u003eThis float valve is equally at home in a busy farmyard as it is in a backyard garden pond or indoor aquarium:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e🐄 Livestock \u0026amp; horse watering troughs\u003c\/li\u003e\n  \u003cli\u003e🐟 Aquariums \u0026amp; fish tanks\u003c\/li\u003e\n  \u003cli\u003e🌿 Garden ponds \u0026amp; water features\u003c\/li\u003e\n  \u003cli\u003e🚰 Water storage tanks \u0026amp; cisterns\u003c\/li\u003e\n  \u003cli\u003e🌱 Irrigation holding tanks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5-to-1-25-pool-hose-adapter-plunger-valve-collar-filter-pump\"\u003e1.5\" to 1.25\" Pool Hose Adapter with Plunger Valve Collar\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-inch-threaded-brass-ball-valve-water-gas-oil-flow-control\"\u003e1-Inch Threaded Brass Ball Valve – Water, Gas \u0026amp; Oil Flow Control\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-4w-solar-bird-bath-fountain-pump-garden-pond-fish-tank-1\"\u003e1.4W Solar Bird Bath Fountain Pump – Pond, Garden \u0026amp; Fish Tank\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eInstallation \u0026amp; Usage Tips\u003c\/h3\u003e\n\u003cp\u003eFor best results, wrap the 1\/2\" NPT threads with PTFE (plumber's) tape before threading into your supply line fitting. Hand-tighten first, then snug with a wrench — avoid overtightening brass fittings. Adjust the float arm angle to set your desired water level, and the valve will handle the rest automatically.\u003c\/p\u003e\n\u003cp\u003eFor further guidance on safe water management for livestock, visit the \u003ca href=\"https:\/\/www.epa.gov\/watersense\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. EPA WaterSense resource\u003c\/a\u003e for tips on efficient water use.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Colors may appear slightly different on-screen due to monitor brightness and lighting conditions. Please allow ±5mm manual measurement tolerance on stated dimensions.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What pipe thread size does this float valve use?\u003c\/h4\u003e\n\u003cp\u003eA: This float valve uses a standard 1\/2-inch NPT (National Pipe Thread) connection, making it compatible with the vast majority of standard plumbing fittings and water supply lines used in ponds, tanks, and troughs.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I adjust the water level this float valve maintains?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The float arm rotates over 180 degrees, giving you a wide range of adjustment. Simply reposition the arm to raise or lower the cutoff point to match your desired water level — no tools or electricity needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this float valve suitable for aquariums and fish tanks?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The valve is constructed from rust-resistant plastic and brass with no high-concern chemicals, making it safe and reliable for use in aquariums, fish tanks, ponds, and livestock water troughs alike.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does this valve require electricity or a pump to operate?\u003c\/h4\u003e\n\u003cp\u003eA: No — the LEENKEA float valve is entirely mechanical. It uses the buoyancy of the float ball to open and close the water inlet automatically. No batteries, power outlet, or pump are required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I ensure a leak-free installation?\u003c\/h4\u003e\n\u003cp\u003eA: The package includes a rubber gasket that creates a watertight seal at the connection point. For added security, wrap the NPT threads with PTFE tape before fitting and hand-tighten, then give it a firm (not excessive) final turn with a wrench.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What pipe thread size does this float valve use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This float valve uses a standard 1\/2-inch NPT (National Pipe Thread) connection, making it compatible with the vast majority of standard plumbing fittings and water supply lines used in ponds, tanks, and troughs.\"}}, {\"@type\": \"Question\", \"name\": \"Can I adjust the water level this float valve maintains?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The float arm rotates over 180 degrees, giving you a wide range of adjustment. 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