Yes. D&D can provide product samples, surface treatment samples, client branding, product labels, instruction manuals, color boxes, neutral packaging, and outer carton markings, depending on the project. Customized content requires sample and design confirmation before mass production.
Yes. Depending on the specific product, D&D can provide relevant certificates, test reports, technical data sheets, dimensional drawings, and installation instructions for preliminary review by the client or project consultant before ordering. Before formal submission, it should be confirmed that the selected model, specifications, and certification scope are consistent with the project requirements.
D&D can provide UL 10C, UL 305, and ANSI/BHMA related products for projects using US standards, and products compliant with EN 1935, EN 12209, EN 1154, EN 1125, EN 1906, EN 1303, and related fire protection requirements for projects using European standards. Specific standards and certifications need to be confirmed item by item for each model.
Yes. D&D can organize hinges, locks, lock cylinders, handles, door closers, escape devices, door sequencers, bolts, doorstops, and related accessories according to door type and function. Separate hardware sets will be created for single-leaf doors, double-leaf doors, fire doors, and escape doors.
Yes. D&D can review the Hardware Specification, Hardware Schedule, BOQ, and product list provided by the client, and verify the product category, function, size, certification, surface treatment, and D&D's corresponding model. The final design still requires approval from the project consultant, architect, or local professional body.
It is recommended to provide the project location, Door Schedule, door number, door material, dimensions, thickness, opening direction, single or double leaf, fire rating, intended use, target standards, surface treatment, and quantity. If the information is incomplete, D&D will compile a list of issues to be confirmed and assist the client in supplementing key information.
D&D provides door hardware project support for office buildings, hotels, schools, hospitals, shopping malls, government buildings, transportation facilities, exhibition halls, industrial supporting buildings, and apartment public areas, covering common door types such as wooden doors, steel doors, fire doors, emergency exit doors, glass doors, and concealed doors.
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