--- product_id: 255480145 title: "LAMONDE Shower Floor Drain Backflow Preventer Waterless Trap Seal One Way Drain Valve Sewer Core" brand: "timebetter" price: "186.94 DT" currency: TND in_stock: true reviews_count: 5 category: "Timebetter" url: https://www.desertcart.tn/products/255480145-lamonde-shower-floor-drain-backflow-preventer-waterless-trap-seal-one store_origin: TN region: Tunisia --- # Automatic open-close valve Eco-friendly silicone Easy no-mod install LAMONDE Shower Floor Drain Backflow Preventer Waterless Trap Seal One Way Drain Valve Sewer Core **Brand:** timebetter **Price:** 186.94 DT **Availability:** ✅ In Stock ## Summary > 🚿 Seal the deal on fresh air—ditch the stink, keep the flow! ## Quick Answers - **What is this?** LAMONDE Shower Floor Drain Backflow Preventer Waterless Trap Seal One Way Drain Valve Sewer Core by timebetter - **How much does it cost?** 186.94 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/255480145-lamonde-shower-floor-drain-backflow-preventer-waterless-trap-seal-one) ## Best For - timebetter enthusiasts ## Why This Product - Trusted timebetter brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sustainable & Safe:** Made from premium, eco-friendly silicone to safeguard your family’s health and the planet. - • **Smart One-Way Valve:** V-shaped silicone design ensures smooth drainage while blocking sewer backflow automatically. - • **Versatile Application:** Perfect for bathrooms, kitchens, basements, and laundry rooms—wherever drainage meets your lifestyle. - • **Dual Protection Filter:** Catches hair and debris while preventing foul odors and harmful gases from invading your space. - • **Effortless Installation:** Fits existing drains with zero alterations—plug & play your way to fresh air. ## Overview The LAMONDE Shower Floor Drain Backflow Preventer is a modern, eco-friendly silicone valve designed for easy retrofit installation. Its innovative V-cup shape automatically opens to drain water and closes to block sewer gases and debris, ensuring a hygienic, odor-free environment in multiple household drainage points. ## Description STOP SMELLY DRAINS! CHOOSE HEALTHY BREATHING! Made of a flexible, high quality silicone, Floor Drain Backflow Preventer Seal is a permanent and maintenance free, one-way valve that is easily retro-fitted into drains and floor wastes to stop sewer smells and unhealthy things.What you will get ? 2 * Silicone Drain Backflow Preventer 2 * Stainless steel mesh (large size and small size) 2 * Stainless steel ring (large one use as diameter enlarge ring, small one use as retainer ring) 1 * Silicone ring (use for enlarge the diameter) 1 * Teflon tape Not all the parts be installed at same time, we offer more just for making your installing easy and convenient, in order to match different install situation.Installation guide: 1. Please measure precisely the internal diameter of the drain mouth, in case any inconvenience brought by unmatched size 2. Measure the depth of the tube 3. Install the floor drain one way valve 4. Because the stickiness and softness feature of silicone, make sure support apart the mouth of drain grate with your hands in the first installation for the smooth draining. Review: A LIFESAVER!!! Review: Fit the bill ## Features - NEW SOLUTION FOR SEWER DRAINAGE - Our floor drain trap seal core is your new choice for drain trouble. It is easy installation, with no alteration to existing outlets. Let you stay away from bad smell. - AUTOMATICLLY OPEN-CLOSE DESIGN - Make full use of gravity theory and silicone speciality, the floor drain filter is designed to V cup shape, ensuring the smooth draining, automatically close after drain. - PRACTICAL DRAIN BACKFLOW PREVENTER - 1. Used as drain strainer to catch hair and debris. 2. Prevent unhealthy things come from sewer. - WIDE RANGE OF APPLICATIONS - As sewer is connected with the underground septic tank, unhealthy things may enter room from smelly drain. So it is necessary to install drain seals in bathroom, kitchen, toilet, shower room, basement, garage, laundry room. - The body of the grate seal is made of good quality silicone, environmental-friendly material. Safeguard to your family health. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07PDZMR6W | | Additional Features | Environmental-friendly | | Best Sellers Rank | #13,983 in Home ( See Top 100 in Home ) #84 in Bathtub Drain Catches | | Brand | timebetter | | Brand Name | timebetter | | Color | Blue | | Colour | Blue | | Customer Reviews | 4.1 out of 5 stars 111 Reviews | | Finish Types | Polished | | Finish type | Polished | | Manufacturer | timebetter | | Material | Silicone | | Material Type | Silicone | | Product Style | Modern | | Special features | Environmental-friendly | | Style | Modern | | UPC | 788000745229 | ## Product Details - **Brand:** timebetter - **Colour:** Blue - **Finish type:** Polished - **Material:** Silicone - **Special features:** Environmental-friendly ## Images ![LAMONDE Shower Floor Drain Backflow Preventer Waterless Trap Seal One Way Drain Valve Sewer Core - Image 1](https://m.media-amazon.com/images/I/51xCCX1TAvL.jpg) ## Questions & Answers **Q: How to install? I feel hopeless? A video or something** A: Please refer to the install photo or send us email with more details, we will offer detailed steps. **Q: Hello. How often will it need to be replaced: every year, every few years?** A: Hi Terence P., Normally you need remove the hair and clean the blue core regularly (like two weeks or one month, it depends on usage). For the replacement, we believe that 1 year is better, but maxmium less than 2 years, even it is on good condition. Excessive bacteria are difficult to remove. **Q: I have a two inch shower drain. Which one do i purchase** A: Hi, please select 1.72-2 inch, Blue **Q: My shower drain has 2 inches inner diameter. Do you have any product will fit? Though u hv 1.92 inches outer dia. meant for 2”. I doubt it will work.** A: Hello, the 1.72-2 inches would help. It comes with enlarge adapter and teflon tape, which can assist you to fit a 2 inches inner diameter drain. ## Customer Reviews ### ⭐⭐⭐⭐⭐ A LIFESAVER!!! *by W***E on 20 November 2022* ### ⭐⭐⭐⭐⭐ Fit the bill *by T***T on 18 June 2025* ### ⭐⭐⭐ Works so far, but restricts water flow more than I hoped *by C***C on 21 November 2020* ## Frequently Bought Together - Shower Floor Drain Backflow Preventer, Waterless Trap Seal, One Way Drain Valve Sewer Core (1.28-1.58 inch, Blue) - HLZC Drain Backflow Preventer, One Way Valve, Adjustable Silicone Sink Floor Drain Trap for Pipes Tubes in Toilet Bathroom Kitchen (Blue-4) - Fermus Shower Floor Drain Insert Drain Plug Anti-Odor Plug Sewer Core One Way Drain Valve Backflow Preventer for Basement Drain, Suitable for Drain Tube 1.25-1.65in, Minimum Drain Depth 2in (Gold) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/255480145-lamonde-shower-floor-drain-backflow-preventer-waterless-trap-seal-one](https://www.desertcart.tn/products/255480145-lamonde-shower-floor-drain-backflow-preventer-waterless-trap-seal-one) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-22*