• Stays looking good outside — Every aluminum sandwich board comes with a UV topcoat that stops colors from fading even when the sign sits in direct sun for months on end.
• Light but solid — An aluminum sandwich board is easy to carry and install, but it doesn’t feel flimsy. The aluminum-and-core construction keeps it rigid without adding bulk or weight.
• Sharp, vibrant printing — UV printing goes straight onto the aluminum sandwich board surface, so graphics are crisp, detailed, and don’t peel or bubble over time.
• Scratch resistant — The protective coat on each aluminum sandwich board means everyday handling, transport, and outdoor exposure won’t easily damage the printed surface.
• Double sided option — Need visibility from both directions? A double-sided aluminum sandwich board has you covered for post-mounted or open-frame installations.
• Won’t rust — The face sheets on every aluminum sandwich board are corrosion resistant, so moisture, rain, and humidity won’t cause the edges to rust or break down.
• Professional finish — The gloss surface on an aluminum sandwich board looks clean and polished — it makes a real difference when the sign is representing your brand or a property listing.
• Fits standard sign systems — At 3mm thick, an aluminum sandwich board slots right into most real estate H-frames, T-posts, and standard riders without any modifications.

Accepted File Formats:

• JPEG or PDF (single page only)

Color Mode:

• CMYK only (no Pantone/Spot colors)

Resolution:

• 150 DPI for raster images (optimized for large format)

Maximum File Upload Size:

• 300MB

Artwork Guidelines:

• Submit artwork built to ordered size

• Scaled artwork is automatically detected and fit to order

• Do not include crop marks or bleeds

• Double-sided products must be uploaded as two separate files (unless otherwise specified in template)

• Convert live fonts to outlines

• Use provided design templates when available

1. How long does an aluminum sandwich board actually last outdoors?

A good quality aluminum sandwich board is built for long-term outdoor use. The combination of corrosion-resistant aluminum sheets and a UV protective coating means it can handle rain, sun, and humidity across multiple seasons without warping, rusting, or losing its color. Most aluminum sandwich boards used for real estate or outdoor advertising hold up well for several years under normal conditions.

2. How do you attach an aluminum sandwich board to a fence or post?

There are a few easy ways depending on your setup. Zip ties and screws are the most common for attaching an aluminum sandwich board to fences and posts. For walls, standard screws or heavy-duty mounting tape both work well. If you’re using a real estate H-frame or T-post, the 3mm thickness of the aluminum sandwich board fits right into most standard sign hardware. You can also ask about pre-drilled holes if you know your mounting method in advance.

3. What’s the difference between a single-sided and double-sided aluminum sandwich board?

A single-sided aluminum sandwich board is printed on one face and works best when it’s going up against a surface — like a wall or fence where only one side is visible. A double-sided aluminum sandwich board has graphics on both faces, making it ideal for post-mounted installations or open frames on busy roads where people approach from both directions. If you’re unsure, just think about where your viewer will be standing when they read the sign.

4. Can I put vinyl on top of an aluminum sandwich board?

Yes, the smooth gloss surface of an aluminum sandwich board is compatible with self-adhesive vinyl. This makes it a practical option if you want to update the content later without replacing the whole board. Just make sure the surface is clean and dry before application, and use a quality outdoor-rated vinyl for best results.

5. How do I clean an aluminum sandwich board without ruining the print?

Warm soapy water and a soft cloth is all you need for regular cleaning of an aluminum sandwich board. Avoid rough scrubbing pads or harsh chemical cleaners as these can dull the gloss coat over time. For tougher marks, a little rubbing alcohol on a soft cloth works without damaging the surface. Overall, an aluminum sandwich board is pretty low maintenance — a quick wipe-down every now and then keeps it looking sharp.