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4mm Coroplast Signs

Lightweight corrugated plastic signs for yard displays, directions and local promotions.

Customize your order

Quantity pricing

Product total

Before tax and shipping.

Upload your artwork

PDF, JPG, PNG, TIFF, EPS or AI · Up to 20 MB per file. Use a multipage PDF for booklets or multiple panels. Selected files upload securely when you add this job to your cart.

About 4mm Coroplast Yard Signs

Make directions, an open house or a promotion easy to spot with full-color 4mm Coroplast signs. The rigid corrugated plastic is lightweight and suitable for indoor or outdoor displays. Choose the printed sides and finishing options for your setup. If you are using H-stakes, select vertical flutes and check the sign orientation before ordering.

At regular temperatures, oils, solvents, and water have no effect on coroplast which also lends nicely to the endurance of the sign. 

Please Note:

When ordering H-stakes, place your rigid sign order with a width size bigger than the height size and order with vertical flutes.

Be aware that the corrugated flute structure results in a very subtle linear effect (faint lines) on the product's surface. The flutes can be horizontal or vertical but are only compatible with H-stakes in a vertical orientation.

4mm Coroplast Sign popular uses

  • Political
  • Yard Signs
  • Real estate
  • Healthcare
  • Educational Institutions
  • Retail

Product specifications

Available combinations and finishing choices update with your selections above.

Custom size
Width: 6–36 inches; height: 6–46 inches.
Stock
4mm White Coroplast
Printed Sides
4/0 (4 color front) · 4/4 (4 color both sides)
Flute Directions
Flute Direction (Horizontal) · Flute Direction (Vertical)
Finish Options
Contour Cut & H-Stakes · H-Stakes & Grommets
Grommets
None · All 4 Corners · Top Corners Only
H-Stakes
No · Yes
Contour Cut
No · Yes
Turnaround Time
Production begins after artwork approval; shipping time is additional.

Artwork preparation

Resolution
300dpi
Color Mode
CMYK
Bleed
1” (0.5 on each side)
File Types
PDF (recommended), JPG, EPS and TIFF

Artwork preparation

A downloadable JPEG or PSD template is not currently available for this product. Check the Specs tab for size, resolution, and bleed requirements before preparing your artwork.

Need a template or help setting up your file? Contact KB Print Lab with your selected product and size.

Frequently asked questions

Can coroplast be written on?
Yes, coroplast signs can be written on with a Sharpie.
How many H-stakes do you need for a coroplast sign?
One H-stake is typically sufficient for one coroplast sign, but if the coroplast sign is larger than 24” x 18” then it can be used with two H-stakes for more stability.
Can grommets be added to coroplast signs?
Yes, grommets are available for coroplast signs in all four corners, or in the top two corners, for a small additional charge. The grommets used for 10mm coroplast signs are brass colored with ¾” outside diameter.
What size should my text be if I want to view the coroplast sign from a distance?

Letter Height

Max Impact Distance

Max Readable Distance

3”

30’

100’

4”

40’

150’

6”

60’

200’

8”

80’

350’

9”

90’

400’

10”

100’

450’

12”

120’

525’

15”

150’

630’

*This chart is based on dark text on a plain white background in clear weather conditions. There is an approximate 10% variance when using various color combinations.

Are coroplast signs typically used indoors or outdoors?
Coroplast signs are a great option for both indoor and outdoor uses, but are typically used outdoors.