Don-Jo DSF-45 Door Seam Filler...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$2.96
$2.52
Don-Jo Don-Jo DSF 45 Door Seam Filler Plate 4.5" x 1.605", Steel Material, Prime Coated DON-DSF-45

Don-Jo DSF-45 Door Seam Filler Plate 4.5" x 1.605", 25-Gauge Steel, Prime Coated, Non-Handed

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Model: DON-DSF-45

In Stock (leaves warehouse same day if ordered before 3pm ET)

$2.96
$2.52
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Don-Jo DSF-45 Door Seam Filler Plate 4.5" x 1.605" — 25-Gauge Steel, Prime Coated

The Don-Jo DSF-45 Door Seam Filler Plate is a professional-grade steel accessory measuring 4.5" x 1.605" designed to cover the edge seam of a hollow metal door fitted with standard weight commercial grade hinges (4.5 x 4.5). Constructed from 25-gauge (.022) steel with a prime coat finish, this filler plate delivers a clean, finished appearance while accommodating new hardware installations on existing doors. Its universal, non-handed design makes it a versatile solution for a wide range of door configurations without the need for separate left- or right-hand versions.

Key Features

  • Precise Dimensions: Measures 4.5" in length and 1.605" in width, sized to align perfectly with standard 4.5 x 4.5 commercial grade hinges on hollow metal doors.
  • 25-Gauge Steel Construction: Fabricated from 25-gauge (.022) steel for durable, reliable performance in commercial door hardware applications.
  • Prime Coated Finish (PC): Factory-applied prime coat provides a ready-to-paint surface, allowing seamless integration with existing door finishes.
  • Non-Handed (Universal) Design: The universal configuration eliminates handed inventory requirements, providing flexible solutions for new hardware installations on existing doors.
  • Hollow Metal Door Compatibility: Specifically designed to cover the edge seam of hollow metal doors used with standard weight commercial grade hinges (4.5 x 4.5).
  • Convenient Shelf Pack: Available in a shelf pack of 30 units, making it practical for contractors and distributors managing multiple door projects.

Technical Specifications

  • Product Group: Door Trim and Accessories
  • Product Subgroup: Filler Plates, Lock Adapters and Wrap Arounds
  • Subcategory: Filler Plates, Lock Adapters and Wrap Arounds
  • Product Category: Door Trim and Accessories
  • Department: Door Hardware

Typical Applications

  • Commercial Office Buildings with Hollow Metal Door Installations
  • Educational Facilities Upgrading Existing Door Hardware
  • Healthcare Institutions Requiring Clean Door Edge Finishes
  • Retail Establishments Retrofitting New Hardware on Existing Doors
  • Industrial and Warehouse Facilities with Standard Commercial Hinges
  • Multi-Tenant Residential Properties with Hollow Metal Entry Doors
  • Government and Municipal Buildings Undergoing Door Hardware Replacement

Why Don-Jo DSF-45?

Don-Jo DSF-45 Door Seam Filler Plates are engineered from 25-gauge (.022) steel with a prime coat finish, delivering dependable coverage and a professional appearance on hollow metal doors equipped with standard weight commercial grade 4.5 x 4.5 hinges. The non-handed, universal design simplifies specification and installation, making this filler plate an efficient, reliable choice for commercial door hardware professionals.

Manufacturer Resources

Product Specs

Product Group:
Door Trim and Accessories
Product Subgroup:
Filler Plates, Lock Adapters and Wrap Arounds
Product Type:
Door Seam Filler Plate
Commercial/Residential:
Commercial
Subcategory:
Filler Plates, Lock Adapters and Wrap Arounds
Product Model:
DSF 45
Product Finish:
Prime Coat
Product Category:
Door Trim and Accessories
Product Substrate:
Steel
Department:
Door Hardware

Don-Jo DON-DSF-45 – Frequently Asked Questions

1) What is the DSF-45 door seam filler plate used for?
The DSF-45 conceals gaps between door frames and surrounding surfaces. It provides a clean finished appearance where standard trim cannot be used. Common applications include metal door frames in masonry or drywall openings.
2) What door frame sizes does the DSF-45 accommodate?
Verify specific door frame dimensions against manufacturer specifications. The DSF-45 is designed for standard commercial door frame profiles. Check frame depth and rabbet dimensions before ordering.
3) Is this filler plate reversible for left or right hand doors?
Most Don-Jo filler plates are universal and work with both left and right hand door configurations. The DSF-45 typically mounts the same way regardless of door swing direction.
4) What finishes are available for the DSF-45?
Don-Jo offers multiple finish options to match door hardware. Common finishes include stainless steel, brass, bronze, and painted options. Verify available finishes for this specific model when ordering.
5) What grade rating does this filler plate have?
Check manufacturer specifications for grade ratings. Don-Jo products typically meet commercial grade standards. Verify ratings match your project requirements for durability and performance.
6) Does the DSF-45 meet building code requirements?
The DSF-45 is designed for commercial applications. Verify local building code compliance for your specific installation. Some jurisdictions have requirements for door frame accessories in fire-rated assemblies.
7) What mounting hardware comes with the DSF-45?
Check product packaging for included fasteners. Some filler plates include mounting screws while others require separate hardware. Use appropriate fasteners for your frame material and wall construction.
8) How do you install the DSF-45 filler plate?
Position the plate over the gap between frame and wall surface. Mark screw holes and drill pilot holes if needed. Secure with appropriate fasteners. Use manufacturer template if available for precise positioning.
9) Can the DSF-45 be trimmed or modified in the field?
Field modifications may affect product performance and void warranties. Order the correct size for your application. If custom sizing is needed, consult with Don-Jo for proper solutions.
10) Are there other DSF series filler plates available?
Don-Jo makes multiple DSF series filler plates for different applications. Browse our Don-Jo products for other door seam fillers and frame accessories that may suit your needs.
11) What is the material thickness of the DSF-45?
Material thickness affects durability and appearance. Check manufacturer specifications for exact thickness dimensions. This information is important for proper clearance calculations in your door assembly.
How fast can I get the Don-Jo DON-DSF-45 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Don-Jo DON-DSF-45 come with a warranty?
Absolutely. The Don-Jo DON-DSF-45 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Don-Jo DON-DSF-45?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Don-Jo DON-DSF-45 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.

Product Reviews

  • 4
    Exactly What I Needed!

    Posted by Andy on Jun 17th 2024

    I got the Don-Jo DSF-45 Door Seam Filler Plate for my front door, and it fit perfectly. It's sturdy and does the job well. The only downside is the installation took a bit longer than expected. Overall, solid product!

  • 5
    Practical and Effective

    Posted by Ethan on Jul 1st 2024

    It's easy to install and does the job well.

  • 5
    Sturdy Door Seam Filler Plate

    Posted by Dylan on Jun 27th 2024

    The Don-Jo DSF-45 Door Seam Filler Plate works great to cover gaps in my door. It's sturdy and blends in well. My only complaint is the finish scratches easily, but overall, it's a solid product.

  • 5
    Don-Jo DSF-45 Door Seam Filler Plate

    Posted by Mike on Jun 14th 2024

    Works for my needs!

  • 5
    Solved My Door Gap Dilemma!

    Posted by Xavier on Sep 6th 2023

    The Don-Jo DSF-45 Door Seam Filler Plate is a lifesaver for closing those annoying gaps around my door. Super easy to install, and it blends seamlessly. The only catch is it doesn't come with screws, so you'll need to grab some. Overall, a small fix with big results!

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