Certificates

Certificates

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.
SLIDEback sliding door closer has CE certificate, SGS certificate and RoHS compliant.
D&D also has our own patents for SLIDEback sliding door closer and Glass Patch Lock.

Press Release