Concealed Door Closer
Concealed Door Closer - A Trusted Manufacturer for Commercial Spaces: Secutor offers top-tier solutions to enhance safety and performance in your commercial environment.
Our range of door closers in Taiwan is engineered for reliability, durability, and seamless integration with various door types and architectures.

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Concealed Door Closer Basics
A concealed door closer is a hidden mechanism installed within the door leaf, frame, or floor to control the door's closing motion. Unlike surface-mounted closers, these devices are entirely out of sight when the door is closed, offering a seamless aesthetic that enhances the visual appeal of interior and exterior spaces. Concealed closers can be integrated into various door systems, including pivoting, transom-mounted, and floor-mounted configurations, depending on the desired functionality and design. These closers are versatile solutions for residential, commercial, and institutional applications where aesthetics and functionality must coexist seamlessly.
Concealed vs Surface Closers
Concealed and surface door closers differ primarily in their installation method and visibility. Concealed closers are integrated into the door or frame, remaining hidden from view when the door is closed. This provides a sleek, minimalist appearance ideal for design-focused spaces. Surface closers, on the other hand, are mounted visibly on the door or frame, offering easier installation and maintenance.Key differences include:
- Aesthetics: Concealed closers preserve clean door lines, while surface closers are visible components.
- Vandalism resistance: Hidden installation makes concealed closers less prone to tampering or damage.
- Installation complexity: Surface closers are generally easier to install and adjust.
- Versatility: Surface closers often offer more mounting options and are adaptable to various door types.
- Cost: Concealed closers typically have higher initial costs due to more complex installation.
The choice between concealed and surface closers depends on factors such as aesthetic requirements, door type, usage frequency, and budget considerations.
Adjusting Concealed Closers
Concealed door closers can indeed be adjusted to optimize their performance. The adjustment process typically involves fine-tuning the closing speed, latching speed, and closing force. To adjust a concealed door closer:
- Locate the adjustment valves, which are usually hidden behind a cover plate.
- Use a screwdriver to turn the appropriate valve clockwise to slow down or increase force, and counterclockwise to speed up or decrease force.
- Make small, incremental adjustments and test the door’s operation after each change.
- For optimal performance, aim for a closing time of 4-6 seconds from the fully open position to the latch.
It’s important to note that over-adjusting can damage the closer or cause hydraulic fluid leakage. Our groove structure on the valve prevents over-adjustment. If you’re unsure about the adjustment process, it’s advisable to consult the manufacturer’s instructions or seek professional assistance to ensure proper functionality and compliance with safety standards.
Concealed vs Overhead Closers
Concealed door closers and overhead door closers differ primarily in their installation location and visibility. Concealed door closers are hidden within the door or frame, offering a sleek, unobtrusive appearance ideal for aesthetically-focused designs. They are commonly installed in the door’s frame above the door or within the floor beneath it. In contrast, overhead door closers are mounted visibly on the surface of the door or frame. While they are more noticeable, overhead closers offer several advantages:
- Easier installation and maintenance
- Greater adjustability for closing speed and force
- Often more cost-effective
- Suitable for a wider range of door types and weights
Both types provide automatic door closing functionality, but the choice between them depends on factors such as aesthetic requirements, door specifications, and budget considerations. Concealed closers are preferred in high-end interiors where a clean look is paramount, while overhead closers are more common in commercial and institutional settings where functionality and ease of maintenance are prioritized.
Determining Door Closer Handing
To determine whether you need a left or right hand door closer, stand on the exterior side of the door (the side that typically faces outside or into a hallway). If the hinges are on your left, you need a left-hand door closer. If the hinges are on your right, you need a right-hand door closer. For outward-swinging doors, also known as reverse swing doors, the same principle applies – always base the determination on the exterior view. Some key points to remember:
- All Secutor’s closers can be used for both left and right door designs.
- In case of space constraints, many closers can be mounted “upside down” while retaining all functions.
- For interior doors, the closer is typically installed on the room side to conceal it from living spaces.
- Some door closers are reversible and do not require specifying left or right hand, but always check the product listing to be sure.
When in doubt, consult the manufacturer’s instructions or seek professional advice to ensure proper installation and functionality of your concealed door closer.
Perfect Fit For Your Project
Secutor is not just a supplier, but a partner to:
- Building Contractors: Elevate the security and functionality of your projects.
- Locksmith Associations: Provide your members with the best in door closing technology.
- Hardware Retailers: Enhance your inventory with high-demand, reliable closers.
- Property Managers: Ensure lasting performance and safety for your properties.
As a concealed door closer manufacturer, our expert team is ready to assist you with precision-engineered solutions that define industry standards. Empower your next project with our hydraulic products and experience a new threshold of security and control.
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