D&D BUILDERS HARDWARE CO. - D&D Builders Hardware Co. is a door closer and hardware manufacturer in Taiwan, produces hardware for doors and windows.

Center Strike Box PK-21 for Frameless Glass Doors | D&D Hardware

Premium center strike box PK-21 for PS-21 patch locks. Zamac body with SS304/316 cover options. Compatible with DORMA systems for 10-12mm glass applications.

Professional Center Strike Box for Frameless Glass Door Systems

High-Quality Strike Box Compatible with PS-21 Center Lock and DORMA Universal Systems

Center Strike Box - Centre Strike Box to suit PS-21 centre lock
  • Center Strike Box - Centre Strike Box to suit PS-21 centre lock

Center Strike Box

PK-21

Centre Strike Box to suit PS-21 centre lock

The Patch Fitting is similar to DORMA Universal, RP, EA, SG range series.

Center Strike Box, for PS-21.

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Specification
  • Body Material: Zamac
  • Cover Material: SS#304, SS#316, Brass, Aluminum
  • Gaskets Material: Non-asbestos
  • Finish: Polished or Brushed
  • For 10-12mm glass.
  • Please advise the glass thinkness upon inquiry and ordered.
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Patch Fitting
Patch Fitting

The patch fitteings are used for tempered glass assemblies, either internally or externally.

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Need Compatible Strike Boxes for Multiple Glass Door Projects with Consistent Quality?

Our PK-21 center strike box offers DORMA-compatible design with flexible material options (SS304, SS316, brass, aluminum) and dual finish choices (polished/brushed). Manufactured with precision die casting and full quality control, we ensure batch consistency for your production needs. Request technical specifications and volume pricing to streamline your supply chain with reliable OEM partnership.

As a professional building hardware manufacturer, D&D Builders Hardware Co. leverages extensive expertise in metal processing and precision manufacturing to deliver this essential component for frameless glass installations. The center strike box combines functional excellence with manufacturing precision, utilizing advanced die casting techniques for the Zamac body and high-grade stainless steel or alternative metals for superior corrosion resistance. Whether you're a glass door manufacturer, hardware distributor, or construction contractor, the PK-21 provides the reliability and quality assurance needed for demanding commercial and architectural applications. Contact us to specify your exact glass thickness requirements and finish preferences for customized solutions.