Installation Type
Custom Address Signs
Trash Bin Enclosure
Surface mounted mail slots are different from built-in mail slots because they are fixed directly onto the surface of the door or wall. This makes them useful when the project does not require a fully recessed structure.
They are commonly used for residential doors, apartment entrance doors, office doors, gate panels, and mailbox systems. For buyers, the key concerns are size matching, material strength, finish consistency, installation method, and whether the product can be supplied in stable bulk quantities.

| Feature | Surface Mounted | Built-In |
|---|---|---|
| Installation | Fixed mainly to the surface | Recessed into a prepared opening |
| Best For | Retrofit and replacement projects | New doors and integrated entrance systems |
| Installation Depth | Usually lower | Usually requires more recess depth |
| Visible Structure | Plate remains visible on the surface | More integrated or flush appearance |
| Key Measurements | Plate size, opening, hole spacing | Cut-out size, sleeve depth, wall/door thickness |

Surface mounted mail slots for apartment doors and shared entrances requiring practical replacement or retrofit installation.
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Surface mounted mail slots for office doors and internal delivery points requiring straightforward fixing and access.
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Retrofit mail slots for serviced apartments and hospitality properties upgrading existing doors without major structural changes.
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Surface mounted mail slots for entrance upgrades requiring coordinated plate dimensions, finishes and visible hardware details.
Inquiry NowSurface mounted mail slot specifications should be selected according to the existing door or panel surface, available fixing area and required mail opening.
| Item | Common Options |
|---|---|
| Product Type | Surface mounted mail slot, surface mount door mail slot |
| Material | Stainless steel, steel, aluminum, brass |
| Plate Size | Standard or project-specific dimensions |
| Mail Opening | Standard or custom opening |
| Installation | Surface fixed, front fixed, screw mounted, retrofit |
| Mounting Holes | Standard spacing or project-specific positions |
| Flap Style | Single flap, spring flap or covered flap |
| Rear Side | Open rear, rear trim or compatible cover |
| Fixing Method | Screws, bolts or project-specific hardware |
| Finish | Brushed, polished, matte black, powder coated, plated |
| Branding | Logo or private-label identification |
| Packaging | Standard export or OEM packaging |

The most important requirement for a surface mounted mail slot is matching the visible plate and fixing points to the existing door, wall or panel.
Choose a plate size that covers the existing opening and provides enough area for secure fixing.
Mounting-hole positions can be matched to the door or panel structure and existing fixing points where appropriate.
The mail opening should align correctly with the existing cut-out or pass-through opening behind the plate.
Rear trim, covers or matching hardware can be selected when both sides of the installation remain visible.
Production focuses on accurate plate dimensions, mounting-hole positions, smooth flap operation and clean surface finishes.
A surface mounted mail slot is installed directly on the surface of a door, wall, or panel instead of being fully recessed into the structure.
They are commonly used on residential doors, apartment doors, office doors, entrance walls, gates, and mailbox systems.
Yes. Custom sizes can be made according to your door, wall, or project requirements.
Yes. They are commonly used for retrofit or replacement projects where a recessed installation is not required.
Common options include steel, stainless steel, aluminum, and other metal materials depending on the project requirement.
Yes. We support OEM orders, including custom size, finish, logo, and packaging.
Yes. They are often suitable for renovation or replacement projects because installation is usually simpler than fully built-in designs.
Yes. Hole spacing and fixing positions can be adjusted according to the door, wall or panel structure.