Dust Box

A dust box is a small steel cover factory-installed at the bottom of the strike jamb, closing off the hollow interior of the frame rabbet. It prevents dust, debris, and pests from accumulating inside the frame and simplifies cleaning in high-hygiene environments.

• Steel cover plate, factory-installed
• Closes open rabbet at bottom of strike jamb
• Prevents debris accumulation inside frame
• Common in healthcare, food service, and cleanroom applications
• Standard for institutional projects
• Available on all frame types