Company and products Certificates
D&D Builders Hardware Company is accredited and registered by TÜV Rheinland, D-U-N-S.
Our exit devices are UL listed.
SLIDE back sliding door closer has SGS certificate and RoHS compliant.
D&D also has our own patents for SLIDE back sliding door closer and Glass Patch Lock.
- New Door Closer
The 5th generation of SLIDE-back sliding door closer, reduces the opening force up to 50%, making the operation much lighter and smoother.Read More
- New Glass Lock
INFINITY-The interchangeable parts, make one lock work out extra models like Dummy, Switch, Cylinder and Indicator.Read More
- 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