{"product_id":"toto-ultimate-1-6-gpf-drain-valve-assembly-compatible-with-853-854-series-toilets-thu831-a","title":"Toto Ultimate 1.6 GPF Drain Valve Assembly Compatible with 853\/854 Series Toilets - THU831-A","description":"Upgrade your TOTO one-piece wastewater system with the Genuine TOTO THU831-A Drain Valve Assembly. Engineered to replace older models (e.g., THU460.15E-A), this high-efficiency valve delivers smooth, reliable flushing at 1.6 gallons per flush. Designed specifically for TOTO 853\/854 series toilets—including CST853, CST854, MS853113, MS854114—this valve ensures optimal performance and water efficiency. Crafted from durable materials and precision-engineered by TOTO, it's the trusted solution for maintenance, repair, or new installations.\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eGenuine TOTO OEM Part – Guaranteed fit for 853\/854 one-piece toilet systems\u003c\/li\u003e\n\u003cli\u003e1.6?GPF Efficient Flush – Meets EPA Tier?3 and WaterSense standards; updated replacement for THU460.15E-A\u003c\/li\u003e\n\u003cli\u003eReliable \u0026amp; Durable – Precision-engineered and rigorously tested for long-lasting, clog-resistant operation\u003c\/li\u003e\n\u003cli\u003eWide Model Compatibility – Works with Ultimate, Bristol, Plymouth, Willingham, MS853113, MS854114, 853\/854 series\u003c\/li\u003e\n\u003cli\u003eEasy to Install – Direct swap-in with no toilet disassembly required—perfect for seamless repair jobs or upgrades\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Toto","offers":[{"title":"Default Title","offer_id":43931490811955,"sku":"TOTTHU831-A","price":40.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5964\/8563\/files\/THU831-A_clipped_rev_1__82403.1734125370.png?v=1771877871","url":"https:\/\/plumbing-deals.com\/products\/toto-ultimate-1-6-gpf-drain-valve-assembly-compatible-with-853-854-series-toilets-thu831-a","provider":"Plumbing Deals","version":"1.0","type":"link"}