Door Lock and Cylinder

6 Series SLIDEback sliding door closer

6 Series SLIDEback sliding door closer

D&D's 6 Series SLIDEback sliding door closer is a semi-automatic style door closer. When the door is opened, the self-closing feature can make the door closed automatically, the smooth closing performs just like an electric style automatic door.The eco-friendly 6 SLIDEback sliding door closer is a non-electrified device, just add SLIDEback sliding door closer on the sliding door to have a door operate like an automatic sliding door with noise reduction, energy efficiency and saving money.

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Glass Patch Lock set with mechanical latch for interior door

Glass Patch Lock set with mechanical latch for interior door

Our glass patch lock PLI-10LR series applies for the fascinating frameless glass doors and it is a simple and elegant lever handle lock set for frameless glass door in the private environment. We developed an extensive series of glass patch lock for single action door with radius shape and mechanical latch, including dummy model, lever switch model and euro cylinder model.

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16 Years of Door Lock and Cylinder Manufacturer | D&D

Based in Taiwan, D&D BUILDERS HARDWARE CO., since 2002, is a Door Lock and Cylinder | window & door hardware supplier and manufacturer.

TÜV Rheinland certified OEM/ODM one-stop production of self-closing door closers, door controls, swing door operators, revolving hardware of door and window, glass fittings, levers, handles, locks, panic hardware and exit devices and electronic access control.

D&D has been offering customers high-quality window & door hardware, both with advanced technology and 15 years of experience, D&D ensures each customer's demands are met.

Door Lock and Cylinder

Deadlatch and Deadbolt mortise lock set

Door Lock and Cylinder - Deadlatch, hookbolt and deadbolt for mortise lock set
Deadlatch, hookbolt and deadbolt for mortise lock set

The door locks require a pocket, which is cut into the door for locks fitted, including deadbolt, deadlatch, hookbolt and mostise lock.

  • Barn Door Lock - Sliding Barn Door Lock
    Barn Door Lock
    Sliding Barn Door Lock

    D&D sliding barn door lock can fix on jamb, door or wall to lock the sliding barn door from inside or outside. The sliding barn door lock can be used on sliding barn door for privacy lock to the bedrooms, bathrooms or where privacy needed.


  • Deadlatch - Standard duty deadlatch
    Deadlatch
    Standard duty deadlatch

    The deadlatch offers flexible traffic control during and after working hours. The deadlatch accepts mortise cylinder from either or both sides.


  • Deadbolt - Deadbolt
    Deadbolt
    Deadlock

    The deadlock has a bolt to provide maximum security for a single leaf narrow stile door.


  • Hook Lock - Deadlock, Deadbolt with hook
    Hook Lock
    Deadlock and Deadlatch with hook

    The deadlock has a hookbolt to provide maximum security for a sliding narrow stile door.


  • Bottom Rail Deadlock - Bottom rail deadbolt
    Bottom Rail Deadlock
    Bottom rail deadbolt

    The bottom rail deadbolt provides maximum security with deadbolt locking mechanism. This lock utilizes hardened steel bolts for the limited space of narrow stile doors.


  • Mortise Lock - Mortise lock case
    Mortise Lock
    Mortise lock case

    D&D mortise locks are intended for standard duty for schools, hospitals and commercial buildings where security, durability and low maintenance are required. These mortise locks are engineered for strength and performance and precisely manufactured to exacting standards.


  • Cylinder - Mortise cylinder, European profile cylinder
    Cylinder
    Mortise cylinder, Rim cylinder and European profile cylinder

    D&D manufactures mortise cylinders, rim cylinders and european profile cylinders in Taiwan, they are mostly machined from solid bar brass, offer abroad selection of models, providing the flexibility required for numerous application. For some models, material in aluminum or zinc alloy is also available by requested.



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