--- product_id: 438076807 title: "OSALADI Floor Drain Cover Set One Way Drain Sewer Backflow Preventer Guard for Shower and Washing Machine 1.73 in Core 4 Pack" brand: "osaladi" price: "200 zΕ‚" currency: PLN in_stock: true reviews_count: 12 category: "Osaladi" url: https://www.desertcart.pl/products/438076807-osaladi-floor-drain-cover-set-one-way-drain-sewer-backflow store_origin: PL region: Poland --- # Handles high water flow rates 1.73 inch core fits standard drains One-way valve blocks sewer backflow OSALADI Floor Drain Cover Set One Way Drain Sewer Backflow Preventer Guard for Shower and Washing Machine 1.73 in Core 4 Pack **Brand:** osaladi **Price:** 200 zΕ‚ **Availability:** βœ… In Stock ## Summary > πŸ› οΈ Upgrade your drains, block the backflow, and breathe easy! ## Quick Answers - **What is this?** OSALADI Floor Drain Cover Set One Way Drain Sewer Backflow Preventer Guard for Shower and Washing Machine 1.73 in Core 4 Pack by osaladi - **How much does it cost?** 200 zΕ‚ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/438076807-osaladi-floor-drain-cover-set-one-way-drain-sewer-backflow) ## Best For - osaladi enthusiasts ## Why This Product - Trusted osaladi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Set & Secure:** Includes 4 removable units, ideal for multiple drains in bathrooms and laundry rooms, ensuring comprehensive protection. - β€’ **Flow Without Fear:** Engineered to handle several gallons per minute, perfect for high-volume drainage like washing machines. - β€’ **Odor & Pest Blocker:** Innovative one-way valve design automatically seals to keep sewer odors and pests out of your living space. - β€’ **Seamless Fit & Forget:** Compact 1.73-inch core fits most standard drains for effortless installation and replacement. - β€’ **Durability Meets Design:** Constructed with premium ABS and metal components for long-lasting wear resistance and reliable performance. ## Overview The OSALADI Floor Drain Cover Set features a durable 1.73-inch core with an innovative one-way valve that prevents sewer backflow and odors. Designed for high water flow rates, it fits most standard drains and comes in a set of four for versatile use in showers, laundry rooms, and sinks. Made from premium ABS and metal parts, it ensures long-lasting, maintenance-friendly protection against clogs, pests, and unpleasant smells. ## Description OSALADI Floor Drain Cover Set One Way Sewer Backflow Preventer Drain Guard for Shower and Washing Machine with 1.73 Inch Durable Core - desertcart.com Review: It fit and it works - Cool product Review: Tiny backflow valve is perfect - This shower backflow is constructed well, has a folding, metal half moon handle that folds flat out of the way. 4 units came in the order to cover lots of showers or sink drains. These are effective at keeping sewer flies, etc from crawling up the drain. They allow water to flow through then use a spring closure to close up. Collar and handle are metal. Basket is plastic with graded silicone washer to fit and seal a variety of drain sizes. Just drop into drain. Works great so far. ## Features - Core Functionality: This Floor Drain One Way Drain Sewer Backflow Preventer features an innovative valve design that opens to allow drainage and closes automatically to block sewer backflow and unpleasant odors, maintaining a hygienic and odor-free environment - Material Quality: Constructed with , this Floor Drain Guard delivers reliable performance with resistance to wear and degradation, ensuring use in household drainage systems - Optimized Drainage Capacity: Designed to handle high water flow rates of several gallons per minute, this drain cover efficiently manages large-volume drainage such as washing machine discharge without clogging or overflow - Compact Dimensions: Measuring approximately 1.73 by 1.73 by 1.57 inches, this floor drain core fits most standard diameter floor drains, allowing easy installation and seamless replacement in residential bathrooms and laundry rooms - Versatile Application: the Floor Drain Cover Set includes 4 pieces suitable for various floor drain installations, effectively preventing backflow and odors in bathrooms, laundry rooms, and other drainage locations while enabling easy cleaning and maintenance ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B095P5R1WF | | Additional Features | Removable | | Best Sellers Rank | #724,774 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2,943 in Bathroom Sink & Bathtub Drain Strainers | | Brand | OSALADI | | Brand Name | OSALADI | | Color | Dark Blue, White | | Customer Reviews | 3.7 out of 5 stars 74 Reviews | | Finish Type | ABS | | Finish Types | ABS | | Item Dimensions W x H | 1.73"W x 1.69"H | | Manufacturer Part Number | B58U9WRTNY1SOJD1020115F | | Model Number | B58U9WRTNY1SOJD1020115F | | Number of Items | 4 | | Product Dimensions | 1.73"W x 1.69"H | | Product Style | Modern | | Special Feature | Removable | | Style | Modern | ## Product Details - **Brand:** OSALADI - **Color:** Dark Blue, White - **Finish Type:** ABS - **Product Dimensions:** 1.73"W x 1.69"H - **Special Feature:** Removable ## Images ![OSALADI Floor Drain Cover Set One Way Drain Sewer Backflow Preventer Guard for Shower and Washing Machine 1.73 in Core 4 Pack - Image 1](https://m.media-amazon.com/images/I/71Kn+y5YPdL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ It fit and it works *by R***O on December 6, 2023* Cool product ### ⭐⭐⭐⭐ Tiny backflow valve is perfect *by P***S on November 1, 2023* This shower backflow is constructed well, has a folding, metal half moon handle that folds flat out of the way. 4 units came in the order to cover lots of showers or sink drains. These are effective at keeping sewer flies, etc from crawling up the drain. They allow water to flow through then use a spring closure to close up. Collar and handle are metal. Basket is plastic with graded silicone washer to fit and seal a variety of drain sizes. Just drop into drain. Works great so far. ### ⭐⭐⭐ Fits fair, should have gone with more expensive *by A***R on December 6, 2023* Fits poorly. Cheaply made. Got what I paid for. ## Frequently Bought Together - OSALADI 4PCS Drain Backflow Preventer Shower Floor Drain Backflow Preventer One Way Drain Valve Sewer Core for Floor Water Drainage - Shower Drain Floor Drain Backflow Preventer Magnetic Levitation One-Way Drain Valve Fast Drainage Shower plug Insert Drain Plug Fit for Tube Depth 2.56-4.13in (Caliber（2-3.9inοΌ‰,Depth 3,15in) - HLZC Drain Backflow Preventer, One Way Valve, Adjustable Silicone Sink Floor Drain Trap for Pipes Tubes in Toilet Bathroom Kitchen (Blue-10) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/438076807-osaladi-floor-drain-cover-set-one-way-drain-sewer-backflow](https://www.desertcart.pl/products/438076807-osaladi-floor-drain-cover-set-one-way-drain-sewer-backflow) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-09-11*