{"product_id":"toto-two-piece-toilet-flush-valve-replacement-kit","title":"TOTO Two-Piece Toilet Flush Valve Replacement Kit | 3-Inch","description":"\n\u003cp\u003eKeep your TOTO toilet running like new with this precision-engineered \u003cstrong\u003eTwo-Piece Toilet Flush Valve Replacement Kit\u003c\/strong\u003e. Designed specifically for 3-inch TOTO two-piece toilet tanks, this complete replacement kit tackles the most common causes of a running or leaking toilet — worn valves, failing gaskets, and deteriorated seals — restoring proper flush performance quickly and affordably.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose This Flush Valve Kit?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTOTO Compatible:\u003c\/strong\u003e Engineered to fit TOTO models THU 440-1, THU 460.6d, THU 338-N, and THU 445.10F. Also compatible with older THU 440 parts and most standard 3-inch two-piece toilet tanks. \u003cem\u003eNote: Not intended for one-piece toilets.\u003c\/em\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable ABS Construction:\u003c\/strong\u003e Made from impact-resistant ABS plastic paired with a chemical-resistant silicone seal that resists warping, cracking, and deterioration over time — even with prolonged water exposure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Overflow Tube:\u003c\/strong\u003e The adjustable overflow tube can be cut to your exact required height, giving you a tailored, leak-free fit for your specific toilet tank configuration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStops Water Waste:\u003c\/strong\u003e Replaces worn valves and gaskets to eliminate the slow, costly drip of a constantly running toilet — helping conserve water and reduce utility bills.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy DIY Installation:\u003c\/strong\u003e Designed for homeowners of all skill levels, installation typically takes under 20 minutes with no special tools required. Save the cost of a plumber visit with a straightforward, intuitive setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlush Valve Type:\u003c\/strong\u003e Foot-pressing type (split drain \/ two-piece)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS plastic with silicone seal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Size:\u003c\/strong\u003e 3-inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e TOTO two-piece toilet tanks (THU 440-1, THU 460.6d, THU 338-N, THU 445.10F)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e As shown in product images\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Toilet Tank Flush Valve Replacement Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Please verify the size and compatibility with your current toilet setup before purchasing. Refer to the main product image for measurement guidance. Measurement tolerance: ±1–3 cm. Color may vary slightly due to screen settings and lighting.\u003c\/p\u003e\n\n\u003ch2\u003eHelpful Resources\u003c\/h2\u003e\n\u003cp\u003eFor tips on water conservation and reducing household water waste, visit the \u003ca href=\"https:\/\/www.epa.gov\/watersense\" target=\"_blank\" rel=\"noopener\"\u003eEPA WaterSense Program\u003c\/a\u003e — a trusted resource for efficient water use at home.\u003c\/p\u003e\n\n\u003ch2\u003eRelated Products You May Like\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-1-4-inch-adjustable-washbasin-siphon-trap-leak-proof-silicone-seal\"\u003e1-1\/4\" Adjustable Washbasin Siphon Trap | Leak-Proof Silicone\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\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: Which TOTO toilet models is this flush valve replacement kit compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This two-piece toilet flush valve replacement kit is specifically compatible with TOTO models THU 440-1, THU 460.6d, THU 338-N, and THU 445.10F. It is also compatible with older THU 440 parts. It is designed for 3-inch two-piece toilet tanks only and is \u003cstrong\u003enot\u003c\/strong\u003e suitable for one-piece toilet configurations. Always verify your model number and tank size before purchasing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How long does installation take, and do I need a plumber?\u003c\/h4\u003e\n\u003cp\u003eA: Most homeowners can complete the installation in under 20 minutes without professional help. The kit is designed for easy DIY setup with no specialized tools required, making it a cost-effective alternative to hiring a plumber for a standard flush valve replacement.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can the overflow tube be adjusted to fit my toilet tank?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The overflow tube included in this kit is adjustable and can be trimmed to your specific tank height, ensuring a proper, customized fit and helping prevent overflow issues during normal flushing operation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is the flush valve made from?\u003c\/h4\u003e\n\u003cp\u003eA: The flush valve body is constructed from durable ABS plastic, and the sealing component uses a chemical-resistant silicone gasket. This combination resists warping and degradation from constant water exposure, providing long-lasting, reliable performance.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which TOTO toilet models is this flush valve replacement kit compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This two-piece toilet flush valve replacement kit is specifically compatible with TOTO models THU 440-1, THU 460.6d, THU 338-N, and THU 445.10F. It is also compatible with older THU 440 parts. It is designed for 3-inch two-piece toilet tanks only and is not suitable for one-piece toilet configurations. Always verify your model number and tank size before purchasing.\"}}, {\"@type\": \"Question\", \"name\": \"How long does installation take, and do I need a plumber?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Most homeowners can complete the installation in under 20 minutes without professional help. The kit is designed for easy DIY setup with no specialized tools required, making it a cost-effective alternative to hiring a plumber for a standard flush valve replacement.\"}}, {\"@type\": \"Question\", \"name\": \"Can the overflow tube be adjusted to fit my toilet tank?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The overflow tube included in this kit is adjustable and can be trimmed to your specific tank height, ensuring a proper, customized fit and helping prevent overflow issues during normal flushing operation.\"}}, {\"@type\": \"Question\", \"name\": \"What material is the flush valve made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The flush valve body is constructed from durable ABS plastic, and the sealing component uses a chemical-resistant silicone gasket. This combination resists warping and degradation from constant water exposure, providing long-lasting, reliable performance.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Bathroom Accessories\", \"item\": \"https:\/\/oasis-select.com\/collections\/bathroom-accessories\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"TOTO Two-Piece Toilet Flush Valve Replacement Kit | 3-Inch\", \"item\": \"https:\/\/oasis-select.com\/products\/toto-two-piece-toilet-flush-valve-replacement-kit\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Default Title","offer_id":47748291264617,"sku":"\u003cnone\u003e","price":64.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/Sd551cdcc49874f879130195eab9e902cY.webp?v=1783082836","url":"https:\/\/oasis-select.com\/products\/toto-two-piece-toilet-flush-valve-replacement-kit","provider":"Oasis Select","version":"1.0","type":"link"}