Concealed floor spring for light traffic doors
FS-C9100 series
Floor-concealed door closer with short cement case for thin-slab application
The FS-C9100 floor spring is designed for light traffic door. The compact design and low profile cement case suits for thin-slab applications where has limited floor depth.
D&D floor spring is distinguished by its flat design for single or double active doors, it extends from the functional standard of the hold-open systems to "VIRTUALLY INVISIBLE" closing solutions integrated into the floor or door bottom. The floor spring softens the door strike and close the door securely.
Features
- Small design of thin and short body with light power
- For light doors and limited space installation
- Cam action for easy door opening
- It suits for single action and double action doors.
- 100% Made in Taiwan with reliable quality
- Non-handed
- Two separated valves to adjust closing and latch speed
- High grade cast iron mechanism body is housed within a galvanized steel loose box in zinc protected and painted for corrosion resistance.
- Internal mechanism components utilize heat treated high alloy steels and bearing for optimum efficiency.
- Stable hydraulic fluid suits for any climate and provides constant lubrication.
- Closer mechanism is totally immersed in hydraulic fluid.
Specification
- With fixed spindle
- Mechanical Hold-open: 90 degree
- Maximum opening angle: 130 degree
- Maximum door weight: 80 kgs
- Closing force: 13~18 N.m
- Maximum door width: 900 mm
- Body size: L274 x W97 x H40 mm
- Closer mechanism adjustment in loose box for length: 8mm, width: 8mm, height: 6mm
- Optional standard arm and offset arm
- For single and double action doors
Packing details
- 1 set in 1 box
Applications
- Suitable for metal doors, timber doors and glass doors
- For light traffic doors
- E-catalogue Download
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Details
How Can You Integrate Floor Springs into Modern Thin-Slab Construction Without Compromising Design?
Our FS-C9100 floor spring solves your thin-slab challenge with a compact L274 x W97 x H40 mm body and short cement case specifically designed for limited floor depth. The virtually invisible installation maintains clean architectural lines while delivering reliable closing performance for doors up to 80 kgs. Contact us to discuss custom integration solutions for your door systems with our Taiwan-manufactured quality and full OEM/ODM support.
Distinguished by its flat design and cam action mechanism for easy door opening, the FS-C9100 delivers consistent closing performance with adjustable closing and latch speeds through two separated valves. The high-grade cast iron mechanism body is housed within a galvanized steel loose box with zinc protection and corrosion-resistant coating, ensuring long-term durability. Internal components utilize heat-treated high alloy steels and bearings for optimum efficiency, while the closer mechanism remains totally immersed in stable hydraulic fluid suitable for any climate. With mechanical hold-open at 90 degrees, non-handed installation, and optional standard or offset arm configurations, this floor spring provides flexible solutions for metal, timber, and glass doors in commercial and light traffic environments.







