Company and products Certificates
D&D Builders Hardware Company is accredited and registered by TÜV Rheinland, D-U-N-S.
Also, based on our customers’ needs, we have applied…
*UL listed for our Exit device.
*CE certificate, SGS certificate and RoHS compliant for our SLIDEback sliding door closer.
Besides, SLIDEback sliding door closer and Glass Patch Lock are our own patents.
Below are all of our certificates for your reference.
If there other information needed, please just feel free to contact us directly.
- Looking for Agents
We are looking for district agents and dealers, for our hot items, you're welcome to apply for if you have certain confidence and determination.Read More
- 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...Read More
- 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....Read More