{"product_id":"tecreddy-rv-toilet-seal-replacement-for-dometic-300-310-320-400-410-420-2-pack-molded-rubber-flush-ball-gaskets","title":"Tecreddy RV Toilet Seal Replacement for Dometic 300\/310\/320\/400\/410\/420 - 2-Pack Molded Rubber Flush Ball Gaskets","description":"\u003cp\u003e\u003cstrong\u003eTecreddy RV Toilet Seal Replacement is a two-piece rubber flush ball gasket kit engineered to fit Dometic models 300, 310, 320, 400, 410 and 420 (replaces part #385311658).\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Dometic RV toilet is leaking or the flush ball seal is worn, this Tecreddy kit restores a reliable water-tight closure without the cost or hassle of a full toilet replacement. Made from a durable molded rubber compound using factory-style tooling, each seal matches the original shape and dimensions, so installation takes just minutes and requires no disassembly of the toilet assembly.\u003c\/p\u003e\n\n\u003ch3\u003eWill this gasket fit my Dometic toilet model?\u003c\/h3\u003e\n\n\u003cp\u003eYes — the Tecreddy seal is specifically sized to replace part #385311658 and fits Dometic 300, 310, 320, 400, 410 and 420 units. It is not compatible with Dometic 210, 510 or models other than those listed.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eOuter diameter: 4.00 inches (matches original OEM profile)\u003c\/li\u003e\n  \u003cli\u003eInner diameter: 2.75 inches (seals flush ball reliably)\u003c\/li\u003e\n  \u003cli\u003eDesigned from original-device molds for accurate fit\u003c\/li\u003e\n  \u003cli\u003eSold as a convenient 2-pack for spare or dual-toilet use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install the Tecreddy toilet seal?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is straightforward and fast — you typically pop the old seal out and press the new gasket into place with the marked side facing up. No special tools or toilet removal are required for most repairs, so the job can be completed in minutes.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eNo toilet disassembly needed in normal cases\u003c\/li\u003e\n  \u003cli\u003eMarked orientation ensures correct seating\u003c\/li\u003e\n  \u003cli\u003eHand-press installation—no adhesives or fasteners\u003c\/li\u003e\n  \u003cli\u003eInstructions and two seals included for convenience\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and durability can I expect from this replacement seal?\u003c\/h3\u003e\n\n\u003cp\u003eThe Tecreddy gasket is molded from a special rubber compound chosen for its resilience and long service life under RV conditions. The material resists deformation and keeps a stable seal through repeated flushing and variable temperatures commonly experienced in mobile bathrooms.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSpecial rubber formulation for longevity\u003c\/li\u003e\n  \u003cli\u003eFactory-style molds preserve OEM geometry\u003c\/li\u003e\n  \u003cli\u003eMaintains watertight seal under normal use\u003c\/li\u003e\n  \u003cli\u003eTwo-piece pack reduces replacement frequency and downtime\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat cost and maintenance advantages does this kit offer?\u003c\/h3\u003e\n\n\u003cp\u003eReplacing a worn flush ball seal is an affordable alternative to buying a new toilet or paying for expensive service labor. With two seals in the pack, you get value for future maintenance and the ability to fix leaks quickly to prevent water damage and odors.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLow-cost repair avoids full toilet replacement\u003c\/li\u003e\n  \u003cli\u003eTwo seals included — one for immediate use, one spare\u003c\/li\u003e\n  \u003cli\u003eQuick fix reduces potential water exposure to the floor\u003c\/li\u003e\n  \u003cli\u003eCustomer support available for fit or installation questions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Tecreddy RV Toilet Seal Replacement 2-pack is ideal for RV owners, fleet managers, and DIYers who use Dometic 300\/310\/320\/400\/410\/420 toilets and want a fast, accurate, cost-effective repair. If you need a durable, OEM-fit flush ball gasket to stop leaks and restore reliable flushing without removing the entire toilet, this kit gives you two high-quality seals and simple installation guidance to get back on the road quickly.\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: Does this fit Dometic model 510 or 210?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This Tecreddy gasket fits Dometic 300\/310\/320\/400\/410\/420 only, not 210 or 510 models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the seal without removing the toilet?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. In most cases you can pop out the old seal and press the new one in place without toilet disassembly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Tecreddy","offers":[{"title":"Default Title","offer_id":48087054024862,"sku":"B0B36YW56Q","price":31.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/tecreddy-front-packaging.jpg?v=1785915568","url":"https:\/\/northtrailauto.ca\/products\/tecreddy-rv-toilet-seal-replacement-for-dometic-300-310-320-400-410-420-2-pack-molded-rubber-flush-ball-gaskets","provider":"North Trail Auto","version":"1.0","type":"link"}