Don-Jo EF-634 Flush Bolt Filler Plate | 6-3/4" ANSI Prep Restoration

The Don-Jo EF-634 Flush Bolt Filler Plate is a precision-engineered architectural component designed to seal abandoned or unused flush bolt preparations in commercial doors. Measuring 1" wide x 6-3/4" high, this plate is specifically sized to fit the standard ANSI flush bolt preparation found on the edge of inactive leaves in pairs of doors. It is the professional solution for door edge restoration, providing a flush, seamless surface that maintains the door’s profile after hardware removal.

Whether you are decommissioning a set of doors or transitioning to different locking hardware, the EF-634 ensures that the structural integrity and aesthetic of the door edge are preserved. It is an essential item for commercial door retrofitting in schools, hospitals, and office buildings.

Key Features & Performance

• ANSI Standard Fit: Precision-stamped to fit the 6-3/4" x 1" ANSI prep, making it a "drop-in" solution for the most common commercial flush bolt cutouts.
• Seamless Edge Repair: Provides a clean, flat surface that eliminates the safety hazard of an open door-edge cavity and prevents the accumulation of debris within the door.
• Industrial Steel Construction: Manufactured from heavy-duty steel to ensure the door edge remains rigid and resistant to impact.
  
• Paint-Ready Grey Primer: Finished in a professional grey primer, allowing for easy on-site painting to match the existing door finish perfectly.
• Complete Hardware Package: Comes packaged with 2 machine screws, ensuring a fast and secure installation into the existing reinforced tabs of a hollow metal door.
  

Technical Details & Specifications

• Brand: Don-Jo
• Model Number: EF-634
• Height: 6-3/4"
• Width: 1"
• Material: Steel
• Finish: Grey Primer (PC)
• Standards: Fits Standard ANSI Flush Bolt Preparation
  
• Fasteners: 2 Machine Screws Included. For specialized high-traffic applications, these can be substituted with high-tensile thru bolts if the internal mounting tabs are damaged or missing.
  

Why Choose the Don-Jo EF-634?

The Don-Jo EF-634 is a critical "problem-solver" for facility managers tasked with commercial hardware restoration. Leaving an open prep in a door edge not only looks unprofessional but can also compromise fire ratings and safety. This flush bolt filler plate offers a permanent, cost-effective way to "blank out" old hardware preps, ensuring your doors remain code-compliant and visually polished. When you need a reliable solution for abandoned door holes on a door edge, the EF-634 delivers an industrial-grade result.

​