01
Painted steel door
The paint or industrial coating becomes the surface to preserve. Ageing, scratches and previous touch-ups matter.
Service doors · exits · technical entrances
Graffiti removal · Montreal & Greater Montreal
Graffiti removal on metal · Greater Montreal
Graffiti on a metal door? Metal is durable. Its finish is much less forgiving.
GraffitiMobile assessesgraffiti removal on commercial doors, roll-up shutters, painted steel, galvanized steel, stainless steel, panels and metal equipment. The surface that often needs to be preserved is the paint, coating or grain of the metal — not just the metal underneath.
Send my photos
Address + photos are enough.
No phone call required to get started.
No phone call required to get started.
Context image · roll-up shutter
To get started
3 photos
Full view of the door / surface
Close-up of the graffiti
Finish, grooves & hardware
Send the graffiti · metal
Show us the door. The assessment comes after.
A full view and a few close-ups already show the finish, grooves, hardware, pigment and visible condition of the metal.
Address + full viewTo understand the property, size, height and access.
Close-up of the graffitiTo assess the pigment and how it covers the finish.
Finish + adjacent componentsTo see paint, rust, galvanizing, grooves, locks, seals or mechanisms.
GraffitiMobile · Metal & doors
Send my photos
Start with what you have. More details can follow if the job requires them.
Recommended photos:
a full view, a close-up of the graffiti and a clear photo of the finish, grooves and hardware.
Surface types
“Metal” describes the substrate. Not the finish the customer sees.
A painted steel door, galvanized shutter and stainless steel panel can all be metal, but their appearance and workable margin differ greatly.
02
Roll-up shutter / metal shutter
Grooves, slats, seals and mechanisms create a complex surface where pigment can collect in recessed areas.
Retail · garages · loading docks · warehouses03
Galvanized steel
The zinc layer is part of the metal’s protection. It should not be treated as if it served no purpose.
Panels · doors · equipment · fences04
Stainless steel
The grain, brushing or polish of the metal is immediately visible. A scratch or dull area can stand out strongly.
Entrances · panels · equipment · fixtures
Context image · metal door
What needs to be preserved
The metal can survive a method that its finish cannot.
A steel door can be structurally very strong while having paint, powder coat or a brushed finish that marks easily.
Principle
The best reasonable result aims to remove the graffiti without unnecessarily creating a stripped, dull, scratched or shinier area than the rest of the door.
Paint or powder coat
The coating can soften, dull or transfer before all of the graffiti is removed.
Rust & oxidation
An already corroded area does not behave like an intact finish and can limit the realistic result.
Grooves & raised details
Shutters and ribbed doors can retain pigment in recesses and joints.
Hardware & seals
Plastics, rubber, locks and electrical components can have a different tolerance than metal.
Clean without refinishing the door
The result should remain consistent with the existing finish.
In some situations, graffiti can be removed very cleanly. In others, going too far would damage the paint or create a noticeable difference in sheen.
Situation
Priority
What we aim to preserve
Painted door in good conditionFinish still uniform.
RemoveDepending on actual compatibility.
The paintAvoid a stripped or shinier area than the rest.
Aged / oxidized finishVisible ageing already present.
UniformityThe surface may set the limit.
Overall appearanceAn over-cleaned area can stand out strongly.
Brushed stainless steelVisible grain.
PreserveLimit scratches and dulling.
The grainA difference in direction or sheen becomes immediately visible.
Shutter with seals / mechanismsMoving surface.
ControlAvoid affecting the components.
FunctionCleaning should not create a mechanical problem.
Commercial applications
Doors and shutters are often among the first surfaces accessible from the street.
Service entrances, shutters, garage doors, panels and equipment are regularly targeted because they are flat, visible and directly accessible.
01Commercial doorsEntrances · exits · back-of-house
02Shutters & roll-up doorsRetail · garages · warehouses
03Loading docks & service areasIndustrial · commercial
04Panels & equipmentEnclosures · fixtures · structures
Property management
Multiple doors or multiple properties?
A property portfolio can combine metal, brick, concrete, glazing and exterior siding. Requests can remain centralized.
Send my photos
Context image · commercial storefront
The result and the metal
Durable does not mean indestructible.
The metal substrate can be strong, but the finish, galvanizing, seals and components around the door can impose a reasonable limit.
Paint can be more fragile than the graffiti
An old or poorly bonded coating can deteriorate before all of the pigment is removed.
Galvanized steel has its own protective layer
It should not be treated as if the underlying metal could simply be exposed without consequence.
Stainless steel can be visibly scratched
Grain, brushing and reflected light make defects more visible.
Mechanisms remain within the work area
Locks, seals, motors, sensors and tracks must remain functional and compatible with the service.
Metal & doors · local coverage
Montreal, Laval, the North Shore and South Shore.
GraffitiMobile assesses requests involving commercial doors, shutters, roll-up doors, panels and other metal surfaces for businesses, buildings, condominiums, industrial properties, institutions and managed properties.
FAQ · metal & commercial doors
Frequently asked questions before sending photos.
Can graffiti be removed from a metal commercial door?
Yes, in many situations. The result mainly depends on the type of metal, the existing paint or coating, the pigment and the overall condition of the door.
Is a painted steel door cleaned the same way as bare metal?
No. On a painted door, the finish becomes the surface to preserve. A method that is acceptable on bare metal can remove, dull or soften the paint.
Can you remove graffiti from a garage door or roll-up shutter?
Yes, depending on the finish and condition of the shutter or door. Grooves, seals, tracks and mechanisms around the area must also be considered.
What about galvanized steel?
Galvanized steel has a zinc layer that is part of its protection. The service should avoid treating this layer like ordinary bare metal.
Can cleaning change the sheen of a painted door?
Yes. On an old, oxidized or sensitive finish, an area cleaned too aggressively can become duller, shinier or lighter than the rest.
Can you work around handles, locks and seals?
Yes, but these components are often made from different materials. Locks, seals, rubber, plastics and electrical components must be protected or treated carefully.
Is pressure washing alone enough on a metal door?
Not necessarily. Pressure alone does not account for the pigment, coating, seals or mechanisms and may be unsuitable for some doors.
Can graffiti be removed from stainless steel?
In some situations, yes. The grain and finish of the metal need to be preserved while avoiding scratches or a visibly different area.
Can you begin the assessment from photos?
In many cases, yes. A full view, a close-up of the graffiti and a clear photo of the finish, grooves and adjacent components are enough to get started.
How much does graffiti removal from metal or a commercial door cost?
The price depends on factors such as graffiti size, metal type, existing coating, access, height, surface condition and the realistic result to target.