Heavy Duty Door Stopper Non-Slip Balcony Window

Key Features

• Wear-Resistant ABS Build — The stopper is made from wear-resistant ABS that resists pressure, deformation, and cracking.
• Anti-Slip Grip — An anti-slip mechanism helps hold the stopper in place so doors and windows stay put.
• Easy Repositioning — Quick assembly and a user-friendly locking system allow smooth adjustments on general tracks with secure press fixation.
• Wide Track Compatibility — The stopper works with sliding windows and balcony doors, integrating with rail-lock systems to control movement range.

Product Specifications

• Material: Wear-resistant ABS
• Dimensions: About 5.3 x 9.3 x 2.5 cm (2.7 x 3.7 x 1 in)
• Intended Use: Home DIY
• Package Contents: 1 door/window stopper

What It Is / How It Works

This door and window stopper is a compact wedge that presses into a track or under a door to limit movement. It is built from wear-resistant ABS and measures about 5.3 x 9.3 x 2.5 cm. The anti-slip mechanism helps it stay in place on sliding windows, balcony doors, and general tracks.

Who It's For / Use Cases

Door and window stoppers suit renters and homeowners who want to keep sliding windows or balcony doors from drifting. They are useful in bedrooms, bathrooms, kitchens, garages, and patios where a door or window needs to hold a set position. The compact size fits many standard tracks, and the press-fit design makes it easy to move the stopper when you want to change the opening.

How to Use / Care

1. Place the stopper on the track or under the door where you want to limit movement.
2. Press it down firmly so the anti-slip surface grips the track.
3. Slide the window or door until it meets the stopper and holds.
4. Lift the stopper to reposition it when you need a different opening width.

How to Choose

Check the height and width of your door or window track before choosing a stopper. A wedge that is too tall may not fit under a low-clearance door, while one that is too short may not grip the track. Consider where you will use it: sliding windows and balcony doors need a stopper that sits securely on the rail, while interior doors need one that presses firmly against the floor or threshold. The material matters too—ABS offers resistance to pressure and cracking, which helps the stopper last through repeated use.

Frequently Asked Questions

What is this stopper made of?
It is made from wear-resistant ABS, a rigid plastic that resists pressure, deformation, and cracking.

What are the dimensions?
The stopper measures about 5.3 x 9.3 x 2.5 cm (2.7 x 3.7 x 1 in).

Will it work on my sliding window or balcony door?
It is designed for sliding windows and balcony doors, and it fits general tracks with secure press fixation. Check your track width and clearance against the dimensions before ordering.

How many stoppers come in one pack?
Each pack contains one door/window stopper.

Can I move it after installing?
Yes. The user-friendly locking system and quick assembly let you reposition the stopper smoothly when you need a different opening width.