Casement Lock | Door Closer & Hardware OEM/ODM Manufacturer | D&D

A window lock is also named sash lock to lock or unlock doors for security.Although it is a very common and simple item which you could purchase from suppliers all around the world. However, after purchasing once or twice, you might find the quality does not meet your customers’ standard, or you are frustrated about the complaints received every day... In this case, D&D will become your best solution, we will provide the most reliable and stable items for you. TÜV Rheinland & UL certified door closer and hardware production. Sliding door latch and sliding door closer supplies, including designing, molding, plastic injection, stamping, forging, die casting to CNC machining with 17 years 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. New products: sliding door latch, sliding door closer, sliding barn door lock, energy saving mag lock, energy saving mag lock, grade 1 panic and fire rated exit device, etc.