Anti-Odor Drain Plug & Sink Drain Trap Filter Cover

Keep Your Drains Fresh, Sealed & Odor-Free

This versatile floor drain plug and sink drain trap filter is engineered with a seven-layer anti-odor and anti-overflow system — perfect for kitchens, bathrooms, laundry rooms, and more. The snug-fitting silicone sealing ring leaves zero gaps, effectively blocking unpleasant sewer gases, insects, bacteria, and moisture from creeping back up your pipes.

Key Features

• 7-Layer Anti-Odor Design: Multiple sealing layers work together to block sewer gases and keep your living spaces smelling clean.
• Auto-Rebound Mechanism: The silicone plug opens 90° automatically when water flows through and snaps back shut when draining stops — completely hands-free.
• Variable Diameter Compatibility: Fits drain pipe outer diameters of 18–35 mm and sewer pipe inner diameters of 35–40 mm and 45–50 mm, making it suitable for a wide range of plumbing setups.
• Eco-Friendly Silicone Sealing Ring: Made from food-grade, environmentally friendly silicone that is soft, flexible, durable, aging-resistant, waterproof, and leak-proof.
• Plug-and-Play Installation: No tools required — simply insert and it's ready to use with most standard plumbing fittings.
• Gravity Flushing Method: Works seamlessly with gravity-fed drain systems for efficient water flow.
• Wide Application: Compatible with washing machines, vegetable sinks, wash basins, bathtubs, bathroom floors, and more.
• Durable Plastic Body: Lightweight yet sturdy plastic construction built to withstand everyday moisture and use.

Specifications

• Material: Plastic body with silicone sealing ring
• Application: Basin, kitchen sink, bathroom floor drain, bathtub, washing machine drain
• Pipe Outer Diameter Compatibility: 18–35 mm
• Sewer Inner Diameter Compatibility: 35–40 mm / 45–50 mm
• Opening Angle: 90° automatic rebound
• Package Includes: 1× Floor Drain Device (other accessories shown in demo images are NOT included)
• Country of Origin: Made in Mainland China

Installation Tips

Install this drain plug at the connection point between your bathroom or kitchen drain pipe and the sewer line. The variable diameter design means it can accommodate a broad range of standard residential pipe sizes. Simply insert, press firmly to seat the silicone ring, and you're done. For best results, ensure the pipe surface is clean and dry before installation.

Note: Please allow 1–3 mm measurement tolerance. Monitor color settings may cause slight variations from the actual product color.

Helpful Resources

For guidance on home plumbing maintenance and safety, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer safety information on home improvement products.

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Frequently Asked Questions

Q: What pipe sizes is this floor drain plug compatible with?

A: This drain plug fits drain pipes with an outer diameter of 18–35 mm and is suitable for sewer pipe inner diameters of 35–40 mm and 45–50 mm, covering the most common residential plumbing sizes.

Q: How does the automatic rebound feature work?

A: The silicone sealing plug uses a spring-loaded 90° mechanism. When water drains, the plug opens automatically to allow flow. As soon as draining stops, it snaps shut, preventing sewer gases, insects, and moisture from entering your home.

Q: Is this drain trap suitable for kitchen sinks and washing machines?

A: Yes! This versatile plug works with a wide variety of drain applications including kitchen vegetable sinks, wash basins, washing machine drain hoses, bathtubs, and bathroom floor drains.

Q: Is the sealing ring safe and durable?

A: The sealing ring is made from environmentally friendly silicone that is soft, flexible, waterproof, leak-proof, odor-proof, and designed to resist aging — ensuring long-lasting performance in wet environments.