Anti-Odor Drain Plug & Sink Drain Filter | Floor Drain Cover

7-Layer Anti-Odor Drain Plug — Keep Your Home Fresh & Bug-Free

Upgrade your kitchen, bathroom, or laundry room drainage with this smart Anti-Odor Floor Drain Deodorant Core. Engineered with a seven-layer sealing system, this compact plastic drain plug locks out sewer gases, blocks insects, and prevents unwanted backflow — all with a simple plug-and-play installation that fits most standard plumbing setups.

Whether you're sealing a washing machine drain hose, a vegetable sink, or a bathroom washbasin, this drain core delivers a tight, gap-free seal every time. Made in Mainland China.

Key Features

• 7-Layer Anti-Odor & Anti-Overflow Design: The drain pipe and sealing ring fit snugly together, blocking sewer gases and preventing overflow at the connection point.
• Environmentally Friendly Silicone Seal: Soft, flexible, durable, aging-resistant, waterproof, and leak-proof — built to last through years of daily use.
• Variable Diameter Design: Connects to drain pipe outer diameters of 18–35 mm; compatible with sewer inner diameters of 35–40 mm and 45–50 mm — fits a wide range of plumbing configurations.
• Automatic 90° Rebound Valve: The silicone sealing plug opens automatically during drainage and snaps back shut when water stops flowing, keeping odors and pests out 24/7.
• Plug-and-Play Installation: No tools required. Suitable for washing machines, kitchen sinks, vegetable basins, bathroom washbasins, and more.
• Pest & Bacteria Barrier: Seals the pipe connection to prevent cockroaches, insects, and airborne bacteria from entering your living space through the drain.
• Durable Plastic & Silicone Construction: Lightweight, waterproof, and designed for long-term use in wet environments.

Specifications

• Material: Plastic & Silicone
• Application: Basin, Kitchen Sink, Bathroom Drain, Floor Drain, Washing Machine Drain Hose
• Compatible Outer Pipe Diameter: 18–35 mm
• Compatible Sewer Inner Diameter: 35–40 mm / 45–50 mm
• Floor Drain Method: Gravity Flushing
• High-Concern Chemicals: None
• Package Includes: 1 × Floor Drain Deodorant Core (other accessories shown in images are NOT included)
• Country of Origin: Made in Mainland China

Please allow 1–3 mm variance due to manual measurement. Colors may vary slightly between monitors.

Works Great With Your Plumbing Projects

Pair this drain filter with other home improvement essentials from our store:

• Explore our full range of Plumbing Tools & Fittings for more drain and pipe accessories.
• Keep your space tidy — browse our Cleaning Supplies collection.

Learn More About Drain Safety & Home Plumbing

For guidelines on safe plumbing practices and product safety in the home, visit the U.S. Consumer Product Safety Commission (CPSC) for helpful consumer information.

Frequently Asked Questions

Q: What pipe sizes does this anti-odor drain plug fit?

A: This drain deodorant core is designed to connect to drain pipe outer diameters between 18 mm and 35 mm, and is compatible with sewer pipe inner diameters of 35–40 mm and 45–50 mm. Its variable diameter design makes it suitable for most standard residential plumbing.

Q: How does the automatic rebound valve work?

A: The built-in silicone valve uses a 90° automatic rebound mechanism. When water flows through, the valve opens to allow drainage. Once water stops, the valve springs back shut automatically, forming a continuous seal that keeps sewer gases, insects, and odors from entering your home.

Q: Is this drain plug easy to install — do I need a plumber?

A: No plumber needed! This drain core is completely plug-and-play. Simply insert it into the connection between your drain hose and the sewer pipe. It seats firmly without tools, making it a quick and easy DIY home improvement addition for kitchens, bathrooms, and laundry rooms.

Q: What is included in the package?

A: The package includes 1 × Floor Drain Deodorant Core only. Any additional accessories shown in product images are for demonstration purposes and are not included.