Door diagnosis

We check the full opening, not just one part

For retail, office, industrial and managed properties that need dependable commercial entry systems, safer egress and compliant openings.

FrameSlabCloserHinges / pivotsLock sideThreshold
Quick answer

Is this the right door service?

Here is what customers usually need to know before calling or sending photos.

Use this service when

  • Dented or corroded steel door slabs that drag, bind, miss the latch or no longer close reliably.
  • Twisted, rusted or damaged hollow metal frames, including frames grouted solid into concrete or masonry openings.
  • Failed closers, hinges, reinforcement points, thresholds, locks and hardware preparations on high-use service doors.

What DoorWin checks or does

  • Inspection of the steel door slab, frame, anchors, hinges, closer, lock preparation, threshold and surrounding masonry.
  • Repair-versus-replacement guidance based on frame condition, door alignment, hardware compatibility and the opening construction.
  • Final alignment, latch, lock, closer and clearance checks after the approved repair or replacement.

Repair the slab, replace the frame or change the complete assembly?

Process

What happens during the visit

01

Review the complete opening, door movement, frame condition, closer, hinges, threshold and lock side.

02

Confirm whether the existing frame is mechanically fastened, welded, anchored or grouted into masonry.

03

Remove damaged components while protecting the structural opening and adjacent walls as much as practical.

04

Set, level, anchor and prepare the replacement frame before hanging the new steel door.

Real project walkthrough

Steel Door and Grouted Hollow Metal Frame Replacement — Real DoorWin Project

This stairwell service-door project required complete replacement of a worn steel door, closer and frame. The difficult part was the original frame: it had been grouted solid with concrete-like masonry material, so it could not simply be unscrewed and pulled out. DoorWin cut and removed the old frame in sections, cleaned the opening, installed a new hollow metal frame and completed the new door with closer and hardware.

Worn commercial hollow metal door and frame before replacement
Step 1

Inspect the worn steel door, closer and corroded frame

The original service door showed heavy surface wear, damaged paint, corrosion near the bottom and an aging closer. Gaps around the opening and frame condition indicated that this was not only a cosmetic door-slab problem.

Old hollow metal door frame filled with grout and concrete inside a masonry opening
Step 2

Confirm that the old frame was grouted solid into the masonry

The close-up shows the steel frame cavity packed with hard grout or concrete-like material. Because the frame was embedded into the wall, ordinary fastener removal was not enough; the removal plan had to account for the masonry around the steel.

Grouted hollow metal frame cut out in sections during commercial door replacement
Step 3

Cut the old frame into sections and free the opening

DoorWin cut and removed the failed frame in controlled sections, breaking away the surrounding grout where required. The work exposed the original rough opening while avoiding unnecessary damage to the stairwell structure.

New hollow metal door frame installed and levelled in stairwell opening
Step 4

Set, level and anchor the new hollow metal frame

After the opening was cleared, the new steel frame was positioned, checked for plumb and level, and secured for the replacement door. Correct frame geometry is essential for even reveals, closer operation and reliable latch alignment.

Completed hollow metal door and frame replacement with new door closer
Step 5

Hang the new steel door and adjust the closer and hardware

The new hollow metal door was installed in the replacement frame with a surface closer and lock hardware. Final checks covered swing clearance, closing speed, latch engagement and the fit of the complete commercial door assembly.

Quote prep

Photos that help us quote the door correctly

Send photos and a short note. DoorWin will review the issue and recommend the next step.

✓A wide photo of the complete steel door and frame from both sides.
✓Close-ups of the frame base, hinge side, lock side, closer and any rust, cracks or concrete around the frame.
✓A short video showing whether the door drags, slams, binds, misses the latch or will not lock.
✓Door location, wall type, approximate size and whether the opening must remain in service during the work.
Completed work

Completed projects

See related completed projects selected for this service.

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FAQ

Questions about Hollow Metal & Steel Doors

Are hollow metal doors also called steel doors?

Yes. Customers commonly search for steel doors, commercial metal doors or service doors. Hollow metal is the professional term for the reinforced commercial steel door and frame assembly.

When is a hollow metal door a better fit than an aluminum storefront door?

Hollow metal doors are usually the better fit for service corridors, utility rooms, stairwells, shipping areas and abuse-prone openings where strength and hardware reinforcement matter more than glass area.

Can you replace only the steel door slab if the frame is still usable?

Yes, when the hinge preparation, frame condition, lock location and clearances match the replacement slab. DoorWin checks compatibility before recommending slab-only replacement.

Can a hollow metal frame filled with concrete or grout be replaced?

Yes. The frame may need to be cut into sections and separated from the masonry or grout before the opening can be cleaned and prepared for a new frame.

Can the new hollow metal door include a closer and new lock hardware?

Yes. The replacement scope can include closer preparation, hinges, lock or latch hardware, thresholds and other components required for the opening.

How do you know whether the steel frame must be replaced?

Frame replacement is considered when the frame is twisted, severely corroded, damaged at the anchors or hinge locations, out of square, or no longer able to support reliable closing and locking.

More details about Hollow Metal & Steel Doors

Hollow metal door and steel frame replacement for commercial openings

Hollow metal doors are common at stairwells, utility rooms, shipping areas, rear service entrances and other commercial openings that need durability. The correct repair depends on both the door slab and the frame because either component can prevent proper closing and locking.

Replacing a grouted or concrete-filled steel frame

Some older hollow metal frames are anchored into masonry and filled with grout or concrete-like material. These frames often have to be cut into manageable sections and separated carefully from the surrounding opening before a replacement frame can be levelled and anchored.

Why closer and latch testing matter after installation

A new door is not finished when it is only hanging on the hinges. DoorWin checks closer speed, door sweep, latch engagement, lock operation, threshold clearance and reveal spacing so the complete assembly works for normal commercial use.

When the steel door needs a vision lite

If the door and project requirements allow a new vision opening, DoorWin can coordinate the door work with GPW glass replacement and vision-lite installation. Rated openings require compatible lite kits, glass and listing-aware field work.

When emergency replacement is the better path

If a steel service entrance cannot close or secure and the existing door or frame is beyond dependable repair, the emergency commercial entrance service can stabilize the opening and move it into a replacement scope.

Service area

Toronto & GTA service coverage

Scarborough industrial unitsEtobicoke service corridorsNorth York commercial back-of-house areas
Next step

Get the door diagnosed before it becomes an emergency

Send photos and a short note. DoorWin will review the issue and recommend the next step.

DoorWin Google Reviews

Ike Kvapil 6 reviews • 4 photos
★★★★★

Max at DoorWin completed a professionally executed job on our front door while being a pleasure to deal with...would recommend him for any services their company provides.

J1330i 2 reviews
★★★★★

Guys, thank you again for the excellent services!! Extremely fast and professional at a fair price...thanks again!!!

Nicole Seahra Local Guide • 62 reviews • 19 photos
★★★★★

Doorwin Services alongside Alex were amazing. Came in same day. Went above and beyond. Thanks so much!

Anastasiia Dashkevych 7 reviews
★★★★★

Great experience with the window replacement. The team was professional, efficient, and the quality of work exceeded expectations. Everything was completed on time and looks amazing. Highly recommend!!!!!wont be disappointed:)

Amir Malek 5 reviews
★★★★★

Had an amazing experience with Doorwin Services for my metal door installation. The quality of work, attention to detail, and professionalism were top notch from start to finish. Big thanks to Maksim for all his hard work and help throughout the process — everything was installed perfectly and the final result looks great. Highly recommend Doorwin Services if you want quality work done right.

yarin danan 9 reviews • 4 photos
★★★★★

Excellent service. I needed help with a broken window. They did everything quickly and efficiently. I recommend them

Oleksandr Branytskyi 4 reviews • 2 photos
★★★★★

Excellent service from start to finish. The work was completed professionally, quickly, and with great attention to detail. The technician gave us several options on how to strengthen and improve the glass unit, and we chose the best solution. Everything looks great now. Highly recommend!

Trevor Hickey 3 reviews
★★★★★

Excellent service and Excellent quality!!!

Tamara Sokolovska 7 reviews • 3 photos
★★★★★

I’m very satisfied with my experience with this company! True professionals work here — everything was done quickly, efficiently, and with great attention to detail. The staff are very polite, kind, and pleasant to deal with. The prices are more than reasonable, especially considering the high level of service — everything is top-notch. I had a broken window, and they handled the job perfectly. What impressed me even more is that they came at night when other companies refused to help. Highly recommend!