flat file folder for D sized 24" x 36" documents. also designed for ISO A1 594 x 841
flat file cabinets organized and indexed with flat file folders by Ulrich PlanfilingThis flat file folder preserves and protects maps, plans and plots in flat file cabinets.

Flat File Folder D size – 24″ x 36″ D1


This flat file folder is the perfect compliment to your flat file cabinets. These sturdy and reliable large folders provide organization and protection. Improve your office efficiency and protect your large documents from damage. Priced per dozen.

Product Description

Flat File Folder Details:
  • 12 Flat File Folders in package
  • Max Sheet Size: 24″ x 36″
  • Compatible with most Flat File Cabinets – see below*
  • Folder Width: 36 1/2″
  • Folder Height: 25 1/2″
  • Number of Hand Holes: 1
  • Folder Labels Included

These are the perfect folders for D sized 24″ x 36″ documents or A1 594 x 841 mm documents. This folder will fit most flat file cabinets. Some flat file cabinets have more generous dimensions and it is possible to use the larger D2 flat file folders. Caution: some of the economy flat file cabinets have drawer dimensions that are too small to accommodate folders.

Advantages of Ulrich Flat File Folders

flat file folders have mylar reinforced hand hole perfect for use in flat file cabinets
Hand Hole

Hand hole grip for aid in pulling large file folder from a heavy stack is reinforced with mylar to ensure long life.



flat file folders have large hem. for extended wear and document protection
Large Reinforcement Hem

Large Reinforcement Hem provides additional folder stiffness, making it easier to remove folder from a large stack. Provides extended folder life.


flat file cabinet folders have a generous notch to hold organizing information

Generous Corner Notch

Corner notch allows for rapid folder search. Reveals label even when Flat File Folder is only partially loaded. Allows for detailed content indexing.


flat file cabinets organized and indexed with flat file folders by Ulrich Planfiling

Smooth Top and Closed Bottom

Smooth top edge of large file folders prevents any danger of paper cuts. While the closed bottom design prevents documents from curling at the back of the drawer.


Cabinet Compatibility

This Ulrich Large File Folder is Compatible with the following Flat File Cabinet Manufacturers:
flat file cabinets can be tough to organize. These tough folders not only great organization but also provide amazing document protection

  • Hamilton Mfg. – Regular Series
  • Hamilton Mfg. – Wood filing Units
  • Mayline – Metal Plan Files
  • Stacor – Stakmaster, Planmaster, Intermaster “A”
  • Plan Hold – Flat Drawer Files
  • Safco Flat Files

To ensure proper fit, measure the inside of the flat file drawer.


Organize your flat file cabinets with these heavy duty large folders

Flat File Folder Specification Sheet

Storage Downloadable Flat File Cabinet Folders Brochure.


Is your D sized drawer a little larger?

Try our D2 Flat File Storage Folder for 24″ x 36″ Documents.
flat file folders are a great addition to any flat file cabinet


Ulrich D2 folder:

  • Folder width: 38″
  • Folder height: 28 1/4″

Click Here for other Flat Folder Sizes


Need a special size? Special Size Flat File Folders available call customer service 800-346-2875.

Additional Information

Weight 17 lbs
Dimensions 29 x 3 x 39 in


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