{"product_id":"400a-fluidmaster-fill-valve","title":"Fluidmaster Fill Valve 200922","description":"\n\u003ch2\u003eFluidmaster 400A Automatic Fill \/ Float Valve | 200922\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eFluidmaster 200922 400A Automatic Fill Valve\u003c\/strong\u003e is a dependable replacement water-fill valve designed to regulate water flow in compatible automatic filling systems. Using a mechanical float-operated design, the valve opens when the water level drops and closes when the desired water level is reached.\u003c\/p\u003e\n\n\u003cp\u003eCommonly used as a replacement fill valve in plumbing applications, the Fluidmaster 400A may also be used in compatible swimming pool and spa automatic water levelers. Its adjustable design allows the fill level to be set for the specific installation.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Water Level Control:\u003c\/strong\u003e Opens and closes the water supply in response to changes in water level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Float Operation:\u003c\/strong\u003e Operates without electrical power or electronic controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Fill Level:\u003c\/strong\u003e Allows adjustment to the required operating water level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluidmaster 400A Design:\u003c\/strong\u003e Proven replacement fill valve commonly used in plumbing applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement Application:\u003c\/strong\u003e Suitable for replacing damaged, leaking, noisy, or malfunctioning compatible fill valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Corrosion-resistant plastic construction for water supply applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple Maintenance:\u003c\/strong\u003e Accessible design allows cleaning and servicing according to manufacturer instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Fluidmaster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 200922\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e 400A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistributor Part Number:\u003c\/strong\u003e BWN-561-1000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Automatic Fill Valve \/ Float Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Mechanical Float-Controlled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Gray\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Compatible Automatic Water Filling Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate Shipping Weight:\u003c\/strong\u003e 0.55 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Warranty:\u003c\/strong\u003e 1 Year\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 039961000026\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Fill Valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible swimming pool automatic water levelers\u003c\/li\u003e\n\u003cli\u003eCompatible spa autofill systems\u003c\/li\u003e\n\u003cli\u003eWater-level control assemblies using Fluidmaster-style valves\u003c\/li\u003e\n\u003cli\u003eReplacement of existing Fluidmaster 400A fill valves\u003c\/li\u003e\n\u003cli\u003eToilet tank fill valve applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow the Fluidmaster Automatic Fill Valve Works\u003c\/h3\u003e\n\u003cp\u003eThe Fluidmaster 400A uses a mechanical float to monitor water level. When the water drops below the adjusted level, the valve opens to allow additional water to enter. As the water rises, the float activates the shutoff mechanism to stop the incoming water.\u003c\/p\u003e\n\n\u003cp\u003eThis mechanical design provides automatic water-level regulation without the need for electronic controls.\u003c\/p\u003e\n\n\u003ch3\u003eSigns Your Fill Valve Needs Replacement\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWater continuously running after reaching the desired level\u003c\/li\u003e\n\u003cli\u003eValve failing to open when the water level drops\u003c\/li\u003e\n\u003cli\u003eSlow or inconsistent refilling\u003c\/li\u003e\n\u003cli\u003eExcessive noise during filling\u003c\/li\u003e\n\u003cli\u003eSticking or damaged float mechanism\u003c\/li\u003e\n\u003cli\u003eWater leakage from the valve assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Information\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eShut off the water supply to the filling system.\u003c\/li\u003e\n\u003cli\u003eRemove the existing fill valve according to the equipment manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003eInspect the water supply connection and mounting location.\u003c\/li\u003e\n\u003cli\u003eVerify that the replacement Fluidmaster valve is compatible with the existing assembly.\u003c\/li\u003e\n\u003cli\u003eInstall the replacement valve and secure the water supply connection.\u003c\/li\u003e\n\u003cli\u003eAdjust the valve height and water level according to the manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003eRestore the water supply and verify proper filling and automatic shutoff.\u003c\/li\u003e\n\u003cli\u003eInspect the installation for leaks.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eRelated Pool Autofill Products\u003c\/h3\u003e\n\u003cp\u003eAqua Pool Supply carries complete Pentair automatic water fillers and replacement components for pool and spa water-level control systems.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/products\/pentairautomaticwaterfillerwfluidmastervalvewhitet40fwpent40fw\" title=\"Pentair T40FW Automatic Water Filler with Fluidmaster Valve\"\u003e\nPentair T40FW – Automatic Water Filler with Fluidmaster Valve, White\n\u003c\/a\u003e – Complete Pentair pool water leveler assembly equipped with a Fluidmaster-style fill valve.\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/products\/pentair-almond-autofill-w-fluidmaster-valve-t40fb\" title=\"Pentair T40FB Almond Automatic Water Filler with Fluidmaster Valve\"\u003e\nPentair T40FB – Automatic Water Filler with Fluidmaster Valve, Almond\n\u003c\/a\u003e – Complete automatic pool water leveler with almond-colored housing.\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/aquapoolsupply.com\/products\/pentair38mptbrassautofillfloatvalvet26pent26\" title=\"Pentair T26 Brass Autofill Float Valve\"\u003e\nPentair T26 – 3\/8\" MPT Brass Autofill Float Valve\n\u003c\/a\u003e – Alternative brass float-valve design for compatible Pentair autofill systems. Not a direct replacement for the Fluidmaster 400A.\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePentair Autofill Replacement Parts\u003c\/h3\u003e\n\u003cp\u003eFor additional replacement valves, lids, extension components, and installation hardware, visit our \u003ca href=\"https:\/\/aquapoolsupply.com\/collections\/parts-list-pentair-autofill-automatic-water-filler\" title=\"Pentair Automatic Water Filler Parts Diagram and Replacement Parts\"\u003ePentair Automatic Water Filler Parts Diagram\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e One (1) Fluidmaster 200922 400A Automatic Fill Valve.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e The Fluidmaster 200922 is a 400A-style fill valve. Although Fluidmaster valves are used in certain pool autofill assemblies, compatibility with a specific Pentair, Letro, or other pool water leveler is not guaranteed solely by the Fluidmaster name. Verify the original valve, mounting dimensions, inlet connection, and float clearance before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This listing is for the replacement fill valve only. Complete pool autofill housings, lids, plumbing connections, and additional installation components are sold separately unless otherwise specified.\u003c\/p\u003e\n","brand":"FluidMaster","offers":[{"title":"Default Title","offer_id":50591261491516,"sku":"200922","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/Screenshot2026-10-22105506.png?v=1792691729","url":"https:\/\/aquapoolsupply.com\/products\/400a-fluidmaster-fill-valve","provider":"Aqua Pool Supply","version":"1.0","type":"link"}