Silicone Sewer Pipe Seal & Floor Drain Stopper 70-75mm

Stop Odors, Bugs & Leaks at the Source

Say goodbye to unpleasant sewer smells, cockroaches, and bacteria creeping into your home. This premium silicone sewer pipe sealing ring and floor drain stopper features a smart 7-layer anti-odor, anti-overflow design that creates a tight, gap-free seal between your drain pipe and sewer connection. Whether it's your kitchen sink, bathroom floor drain, washing machine drain hose, or wash basin, this plug-and-play solution fits right in and works immediately.

Made in Mainland China.

Key Features

• 7-Layer Anti-Odor & Anti-Overflow Protection — Advanced multi-layer sealing keeps sewer gases, bacteria, viruses, and pests where they belong: out of your home.
• Automatic Rebound Valve — The 90° open/close mechanism automatically opens when water drains and snaps shut when not in use — no manual effort needed.
• Variable Diameter Design — Fits inner pipe diameters of 35–40mm, 45–50mm, and 70–75mm, making it compatible with most standard plumbing installations.
• Eco-Friendly Silicone + Plastic Construction — Soft, flexible, and highly durable. Resistant to aging, water, leaks, and odors for long-lasting performance.
• Plug-and-Play Installation — No tools required. Simply insert into the drain opening and it's ready to work.
• Wide Application — Ideal for washing machines, kitchen vegetable sinks, bathroom floor drains, wash basins, and more.
• Pest & Bacteria Barrier — Sealed design helps prevent cockroaches, bugs, bacteria, and viruses from entering through drain pipes.

Product Specifications

Works Great With

• Kitchen sinks and vegetable wash basins
• Bathroom floor drains and shower drains
• Washing machine drain hose connections
• Any standard indoor sewer pipe connection point

Looking to upgrade your bathroom further? Check out our 1/2 Inch Plastic Tap Replacement for Water Butt & Rain Barrel and our 1/4" Drip Irrigation Kit – Adjustable Auto Watering Sprayer for more plumbing and water management solutions.

For more information on household plumbing health and indoor air quality, visit the CDC's Healthy Water resource page.

Note: Due to monitor and lighting variations, the actual product color may differ slightly from images. Please allow for minor size differences due to manual measurement.

Frequently Asked Questions

Q: What pipe sizes does this silicone floor drain sealing ring fit?

A: This sewer pipe sealing ring features a variable diameter design compatible with inner pipe diameters of 35–40mm, 45–50mm, and 70–75mm. This makes it suitable for most standard residential plumbing drains, including kitchen sinks, bathroom floor drains, and washing machine drain hose connections.

Q: How does the automatic rebound valve work?

A: The drain stopper uses a 90° open/close automatic rebound mechanism. When water flows through, the valve opens to allow drainage. When the water stops, the silicone valve automatically springs back shut, creating an airtight seal that blocks sewer odors, bugs, bacteria, and gases from entering your home.

Q: Is this floor drain stopper easy to install?

A: Yes! This is a true plug-and-play product — no tools or plumbing expertise required. Simply insert the sealing ring into your drain pipe opening and it's immediately ready to use. The flexible silicone material ensures a snug, gap-free fit in most standard pipes.

Q: What is the sealing ring made of, and is it durable?

A: The sealing ring is made from eco-friendly silicone combined with plastic. The silicone component is soft, elastic, and highly resistant to aging, water, leaks, and odors — ensuring long-lasting, reliable performance even in wet bathroom and kitchen environments.