Oasis Select
Brass Floor Drain Core – Odor Block & Backflow Preventer
Brass Floor Drain Core – Odor Block & Backflow Preventer
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Keep Your Home Fresh with a Brass Floor Drain Core
Say goodbye to unpleasant sewer odors creeping into your kitchen, bathroom, or laundry room. This Brass Floor Drain Core with Odor Block & Backflow Prevention features a thickened silicone liner and a gravity-activated 90° valve that seals tight when dry and opens instantly when water flows — keeping your indoor environment clean, dry, and fresh-smelling all day long.
Designed for effortless plug-and-play installation, this drain insert fits standard floor drain apertures of 36–39mm and requires no tools or special skills. Made in Mainland China from durable PC rubber, copper ring, and plastic filter components, it is built to last in high-moisture environments.
Key Features
- Gravity-Activated Valve: 90° open/close mechanism delivers fast, efficient drainage without manual intervention.
- Thickened Silicone Liner: Creates a watertight, airtight seal that blocks sewer gases and odors effectively.
- Built-in Backflow Prevention: Stops waste water and sewer gases from flowing back up through the drain.
- Removable Filter Basket: Grille design catches hair, debris, and foreign objects — easy to clean and maintain.
- Large Outlet Design: Maximizes drainage speed to keep floors dry quickly.
- Water Seal Height: 120mm for reliable odor blocking.
- Wide Compatibility: Suitable for kitchen sinks, bathrooms, toilets, basements, garages, and laundry rooms.
- Easy Installation: Plug-and-play design fits drain apertures of 36–39mm — no plumber needed.
Specifications
- Material: PC Rubber / Copper Ring / Plastic Filter
- Drainage Type: Gravity Straight Row
- Water Seal Height: 120mm
- Fit Aperture: 36–39mm
- Installation: Plug and Play
- Country of Origin: Made in Mainland China
What's in the Box
- 1 × Floor Drain Core
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- 1.5L Handheld Steam Cleaner Touch Screen 1800W | CE Certified – perfect for deep-cleaning bathroom and kitchen floors around your drain.
- Mesh Zipper Storage Bags – Waterproof & Moisture-Proof – keep bathroom essentials organized and dry.
For more information on plumbing safety and maintaining healthy home drainage systems, visit the CDC Healthy Water – Home Hygiene guide.
Learn more: Floor drain
Frequently Asked Questions
Q: What drain aperture size does this floor drain core fit?
A: This floor drain core is designed to fit standard drain apertures of 36–39mm. Before purchasing, measure your existing floor drain opening to confirm compatibility.
Q: How does this drain core block sewer odors?
A: The drain core uses a thickened silicone liner combined with a gravity-activated 90° valve. When no water is flowing, the valve closes completely to create an airtight seal that prevents sewer gases from entering your home. When water drains, gravity opens the valve automatically to allow fast, efficient drainage.
Q: Is this floor drain core difficult to install?
A: Not at all! It features a simple plug-and-play design — just insert it into your existing drain opening. No special tools or plumbing experience required. The removable filter basket also makes cleaning and maintenance quick and easy.
Q: Can this be used in multiple locations around the home?
A: Yes! This drain core is versatile enough for use in kitchens, bathrooms, toilets, basements, garages, and laundry rooms — anywhere you have a standard floor drain that needs odor blocking and backflow prevention.
