{"product_id":"backflow-preventer-floor-drain-anti-odor-universal-silicone-strainer-insert","title":"Backflow Preventer Floor Drain Anti-Odor Silicone Strainer Insert","description":"\n\u003ch2\u003eBackflow Preventer Shower Floor Drain with Anti-Odor Double Opening\u003c\/h2\u003e\n\u003cp\u003eKeep your bathroom, laundry room, or kitchen smelling fresh with this universal backflow preventer floor drain. Crafted from durable \u003cstrong\u003eABS + silicone\u003c\/strong\u003e with a stainless steel finish, this clever drain insert blocks unpleasant sewer odors while allowing fast, unobstructed drainage. The innovative double-opening design ensures water flows freely in one direction while preventing backflow and odors from rising up through your pipes.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnti-Odor Deodorization Design:\u003c\/strong\u003e Dual-layer silicone flap seals out sewer gases and odors between uses.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackflow Prevention:\u003c\/strong\u003e Double-opening mechanism allows fast drainage while blocking water and odors from backing up.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e Compatible with approximately 99% of standard sewer drain openings — fits drains larger than 3.9 cm and up to 4.5 cm in diameter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Materials:\u003c\/strong\u003e Made from high-quality ABS plastic and food-grade silicone for long-lasting, corrosion-resistant performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; Play Installation:\u003c\/strong\u003e No tools required — simply insert into your existing drain for an instant upgrade.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Size:\u003c\/strong\u003e 4 × 3.9 cm — fits neatly inside your floor drain without altering the appearance of your bathroom.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Clean:\u003c\/strong\u003e Removable design makes routine cleaning quick and hassle-free.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS + Silicone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFloor \/ Shower \/ Sink Drain\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 × 3.9 cm (approx. 3 inch)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Drain Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.9 cm – 4.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrain Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDeodorization \/ Backflow Prevention\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Backflow Preventer Floor Drain Insert\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Colors may vary slightly due to monitor settings. Due to manual measurement, please allow a slight 1–3 mm tolerance in dimensions.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-400cm-sealing-tape-faucet-sealing-tape-oil-free-leak-proof-water-pipe-gas-pipeline-sealing-tape\"\u003e1PC 400cm Sealing Tape – Oil-Free Leak Proof Water Pipe \u0026amp; Gas Pipeline Sealing Tape\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003e1PC Multi-Use Faucet Bubbler Wrenches – 6 Sizes Sink Wrench Detach Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multifunction-toilet-seat-lifter-avoid-touching-toilet-lid-handle-pot-seat-lifter-wc-accessories\"\u003e1PC Multifunction Toilet Seat Lifter – Hygienic WC Accessory\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/pesticide-registration\/selected-epa-registered-disinfectants\" target=\"_blank\" rel=\"noopener\"\u003eEPA registered disinfectants\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What drain sizes is this backflow preventer floor drain compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This universal floor drain insert is designed to fit sewer drain openings with a diameter larger than 3.9 cm and up to 4.5 cm, making it compatible with approximately 99% of standard floor drain calibers in bathrooms, showers, and kitchens.\u003c\/p\u003e\n\u003ch4\u003eQ: How does the anti-odor double-opening mechanism work?\u003c\/h4\u003e\n\u003cp\u003eA: The drain features a silicone double-flap design that stays sealed when water is not flowing, preventing sewer gases and unpleasant odors from rising up through the pipe. When water drains, the flaps open to allow fast, free-flowing drainage, then close automatically once the water has passed.\u003c\/p\u003e\n\u003ch4\u003eQ: Is installation difficult — do I need any tools or plumbing experience?\u003c\/h4\u003e\n\u003cp\u003eA: Not at all! This is a true plug-and-play solution. Simply insert the drain into your existing floor drain opening — no tools, adhesives, or plumbing expertise required. It sits securely in place and can be removed just as easily for cleaning.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What drain sizes is this backflow preventer floor drain compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This universal floor drain insert is designed to fit sewer drain openings with a diameter larger than 3.9 cm and up to 4.5 cm, making it compatible with approximately 99% of standard floor drain calibers in bathrooms, showers, and kitchens.\"}}, {\"@type\": \"Question\", \"name\": \"How does the anti-odor double-opening mechanism work?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The drain features a silicone double-flap design that stays sealed when water is not flowing, preventing sewer gases and unpleasant odors from rising up through the pipe. 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It sits securely in place and can be removed just as easily for cleaning.\"}}]}\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:\/\/x1davz-b4.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/x1davz-b4.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Backflow Preventer Floor Drain Anti-Odor Silicone Strainer Insert\", \"item\": \"https:\/\/x1davz-b4.myshopify.com\/products\/backflow-preventer-floor-drain-anti-odor-universal-silicone-strainer-insert\"}]}\u003c\/script\u003e","brand":"Nixie","offers":[{"title":"WHITE","offer_id":67610914324579,"sku":"1005008516024394-WHITE","price":11.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/2047\/6003\/files\/S5c6cc0c5c1f148d28a77f49e5dd86208m.webp?v=1790797422","url":"https:\/\/nixiehaven.com\/products\/backflow-preventer-floor-drain-anti-odor-universal-silicone-strainer-insert","provider":"Nixie","version":"1.0","type":"link"}