
Floor Spring
Floor hinge for commercial door
D&D offers floor springs with fixed and interchangeable spindles, most spindles are tapered 5.5 degrees for the glass patch fitting of Dorma, but D&D also offers the shaft tapered 10 degrees for New Star and 15 degrees for Royobi. The accessories including top pivot and bottom strip also are provided for the aluminum doors, steel doors, stainless steel doors, and wooden doors.
Concealed floor spring for light traffic doors
FS-C9100 series
The FS-C9100 floor spring is designed for light traffic door. The compact design and low profile...
DetailsFloor Spring for double swing door
FS-T9200 series
The FS-T9200 floor spring has a wide range of applications, no matter light or heavy traffic...
DetailsUniversal floor spring, similar to Dorma BTS 84
FS-S9300 series
The FS-S9300 floor spring is designed for double action doors, but it is also no problem for single...
DetailsFloor Spring, similar to New Star 200
FS-S9400 series
The FS-S9400 floor spring applies for single and double action doors, is the most popular Japanese...
DetailsFloor hinge for max. 300 kg door
FS-S9500 series
The FS-S9500 floor spring is designed for heavy doors, the maximum door weight could be up to 300 kgs....
DetailsFree swing mini pivot
FS-T0006 series
The FS-T0006 is a free heavy Pivot Hinge without spring. The mini pivot can work with steel...
DetailsFloor Spring | Door Closer & Hardware Manufacturer | D&D
Based in Taiwan, D&D BUILDERS HARDWARE CO., since 2002, is a Floor Spring | door closer & hardware supplier. Main products, including door hinge, door handle, door lock and cylinder, door closer, door accessory and so forth.
TÜV Rheinland & UL certified door closer and hardware production from designing, molding, plastic injection, stamping, forging, die casting to CNC machining, has over 20 years with plentiful experiences in handling various architectural hardware. SLIDEback sliding door closer, the patented connecting design provides various applications for different sliding doors, and the connection and separation switching bar design allow having a door with or without auto-closed function.
D&D has been offering customers high-quality door closer and hardware, both with advanced technology and 15 years of experience, D&D ensures each customer's demands are met.