Certified for Safety. Trusted by Leaders Worldwide.
Pls inquire to sales@danddhardware.com
\\: +86 139 2903 7292
English 
TL;DR: The primary difference between these hardware types is that an exterior door lock prioritizes high-security anti-pick features and heavy-duty weather resistance to protect commercial facilities. Conversely, an interior door lock focuses on user privacy, operational convenience, and cost-effic
TL;DR: The primary difference between these hardware types is that an exterior door lock prioritizes high-security anti-pick features and heavy-duty weather resistance to protect commercial facilities. Conversely, an interior door lock focuses on user privacy, operational convenience, and cost-effic
READ MOREHospital fire doors require reliable locking to maintain safety and compliance. D&D Hardware Factory's UL 10C Fire Rated Mortise Lock (File No. R40901) delivers secure latching for healthcare and commercial fire door systems. Selecting a trusted UL-certified manufacturer ensures long-term reliability.
Hospital fire doors require reliable locking to maintain safety and compliance. D&D Hardware Factory's UL 10C Fire Rated Mortise Lock (File No. R40901) delivers secure latching for healthcare and commercial fire door systems. Selecting a trusted UL-certified manufacturer ensures long-term reliability.
READ MORETL;DR: A hospitality lock is a specialized electronic or mechanical security device designed specifically for hotels and commercial lodging. These room door locks manage guest access, ensure fire safety compliance, and integrate with property management systems to provide secure, trackable entry for
TL;DR: A hospitality lock is a specialized electronic or mechanical security device designed specifically for hotels and commercial lodging. These room door locks manage guest access, ensure fire safety compliance, and integrate with property management systems to provide secure, trackable entry for
READ MOREWhen specifying access hardware for hotel guest room fire doors, one question consistently arises in every commercial building project: Are the door locks truly fire rated for the required duration and pressure conditions?At D&D HARDWARE, we answer this question daily — not as a general lock supplie
When specifying access hardware for hotel guest room fire doors, one question consistently arises in every commercial building project: Are the door locks truly fire rated for the required duration and pressure conditions?At D&D HARDWARE, we answer this question daily — not as a general lock supplie
READ MORE 
