Why Choose Us?

International Certificated Products

Products tested to the international industry standards, including BS EN, CE, UL, ANSI and BHMA, adapt to market conditions, 10 Year Mechanical Guarantee.

Global Expertise Knowledge

Qualified experienced team who can help our customers find the right solution most suitable for their Needs, dedicated to a mutually-rewarding, long-term relationship.

Direct Supply Chain, Manufacturer

We are a SGS audit factory, over 18 years manufacturing experience in architectural hardware, competitive pricing in your market can help you get more profit.

Innovative Solutions

Own Design team, custom made solutions always possible, we always strive to add value and adapt to client market.

Main Products

Start With Your Requirement

Complete Hardware for Every Door Opening

Selecting commercial door hardware is not about choosing hinges, locks, door closers, or exit devices separately. Every door opening functions as a complete system, and the performance of one component can directly affect the operation of the others. A reliable hardware solution should therefore begin with the actual requirements of the opening.

The Door Type

The door type, dimensions, weight, material, and opening direction determine the appropriate hinge capacity, lock configuration, closer power, and mounting method.

Usage frequency must also be considered, as high-traffic openings in hospitals, schools, hotels, offices, and public buildings require hardware designed for repeated operation and long-term durability.

Fire Rating And Egress Conditions

For fire-rated and emergency-exit doors, the hardware package must meet the required fire rating and egress conditions. Hinges, locks, door closers, fire exit hardware, coordinators, seals, and related components should be selected and coordinated according to the door assembly and applicable project requirements. Environmental factors—including humidity, corrosion exposure, temperature changes, and indoor or outdoor installation—also influence the choice of materials and finishes.

Compatibility

Compatibility is equally important. Hardware must fit the door and frame preparation, operate in the correct sequence, and work together without creating installation or performance conflicts.

By evaluating the entire opening instead of individual products, commercial door hardware buyers can achieve safer operation, easier installation, consistent appearance, and more reliable long-term performance across the project.

Explore Door Hardware

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Door Hardware for Commercial Fire Door

Where can you find our products?

testing machineHardware Testing Machine

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Certifications

Testimonials-What Our Clients Have to Say

XXX for Metal Industry

Saudi Arabia
D&D Hardware is one of the best hardware manufacturer, I have ever worked with.D&D staff are well-trained, knowledgeable, and offer solution to make project succeed.

XXX International LLC

United Arab Emirates
D&D Hardware is a treat to work with for corporate projects! They understand your budget and help you stick to your renovation schedule. Thank you for the friendly service.

XXX Hardware GmbH

Germany
We have always found the team at D&D Hardware a pleasure to work with. They are courtrous, helpful and have an excellent service.

NEWS

UL Fire Door Hardware Requirements for Apartments and Multifamily Buildings

2026-10-21

Apartment entrance doors, stair enclosures and service rooms can form part of a building’s fire compartmentation. For these openings, UL fire door hardware approval depends on documented certification and compatibility with the rated door assembly.UL fire door hardware requirements for apartments an

2026-10-21

Fire Door Hardware Compliance Requirements for Schools and Educational Facilities

2026-10-19

Fire door hardware compliance requirements for schools begin with the approved opening: its required rating, egress function and permitted hardware configuration. A UL mark alone cannot establish compliance. The installed components must fall within their certification scope and preserve the perfor

2026-10-19

Commercial Fire Door Hardware Requirements for Office Buildings

2026-10-16

1. Understanding Fire Door Hardware Requirements in Office BuildingsOffice buildings contain a range of openings that may form part of a building's fire protection or means-of-egress system. These can include stairwell doors, doors in fire barriers, service-room openings, and other openings identifi

2026-10-16

UL Fire Door Hardware Requirements for Healthcare Facilities

2026-10-14

UL fire door hardware requirements for healthcare facilities must be assessed through the combined requirements of certification, code compliance, installation, and maintenance. UL 10C, UL 305, NFPA 80, NFPA 101, and applicable federal or local provisions address different parts of this framework.Fo

2026-10-14

UL Fire Door Hardware Requirements for Hotels and Hospitality Buildings

2026-10-12

1. Why UL Fire Door Hardware Requirements Matter in HotelsHotels and hospitality buildings contain multiple types of fire door openings, including guestroom corridors, stair enclosures, service areas, fire barriers, and other locations designated by the building's fire protection design. The hardwar

2026-10-12

Common Fire Door Inspection Deficiencies: A Field Guide to Hardware Failure Points

2026-10-09

Why Hardware, Not the Door Leaf, Fails InspectionsUnder NFPA 80's periodic inspection requirements, hardware deficiencies rank among the most frequently cited findings on fire-rated openings. The door leaf usually keeps its rating for decades; what fails is the hardware attached to it—the closer tha

2026-10-09

Fire Door Repairs Under NFPA 80: What Is Allowed?

2026-10-20

Code requirements vary by jurisdiction and adopted edition. Confirm the NFPA 80 edition in force, referenced building and life safety codes, local amendments, manufacturer instructions and product listings with the authority having jurisdiction (AHJ). Hole-repair permissions, job-site preparation limits and field-modification procedures must be checked against the edition and labeled products that govern the actual opening.