





Corrugated Plastic Board 24x24 100Pack White Coroplast Sheets 24x24 Coroplast Cardboard Blank Yard Signs.24 x 24 Corrugated Plastic Sheets.Poster Board 4mm Thick Waterproof Blank Signs Indoor,Outdoor
US$679.18
Arrives as soon as ✓ Free shipping — over $200Description
Product Details Color: White Material: Plastic Item Dimensions: 24 x 24 x 16.67 inches Number of Items: 100 Part Number: CPSHEET Item Thickness: 0.4 inches Item Shape: Sheet Item Form: She...
Delivery & Returns
Free shipping $200+
Orders of $200 or more ship free. No code needed.
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Product Details
- Color: White
- Material: Plastic
- Item Dimensions: 24 x 24 x 16.67 inches
- Number of Items: 100
- Part Number: CPSHEET
- Item Thickness: 0.4 inches
- Item Shape: Sheet
- Item Form: Sheet
- Grade Rating: Commercial
About this item
- Flutes run lengthwise (e.g., 24x36 board has a 36" flute) for strong, stable displays. Versatile and strong: Use as corrugated plastic board, large poster board, plastic cardboard, coroplast sheets, coroplast panels, plastic sign board, and chloroplast sheets for yard signs, protest signs, blank slate signs, school projects, crafts, and business advertising.
- Available in popular sizes: 18x24, 24x36, 24x48, 36x48, 48x96, and 4x8 ft sheets, and colors: black, white, red, yellow, green. Choose your perfect corrugated plastic board 18x24, 24x36, 24x48, 36x48 poster board, or 48x96 coroplast sheets for large or small projects.
- Our 4mm thick corrugated plastic sheets are heavy duty, waterproof, weather-resistant, and reusable. Perfect for indoor or outdoor use: garage sales, real estate signs, political campaigns, event signage, trade show displays, and creative DIY crafts.
- Smooth surface ideal for drawing, painting, and applying vinyl graphics. Use as poster board for protest signs, blank yard signs, display boards, or craft decorations. Easy to cut and shape with standard tools for custom designs.
- These plastic poster boards work as corrugated plastic sign blanks, reusable sign boards, plastic panels, and blank yard signs. Lightweight, easy to transport, and strong enough for both professional and personal use. Choose corrugated plastic sheets 24x36, 18x24, 24x48, 4x8 ft, and more for reliable, creative displays.
Shipping Policy
Barnpath ships from the United States.
Most orders leave the warehouse within 1 business day and arrive in 2–7 business days.
- Free shipping on orders of $200 or more, applied automatically
- Otherwise shipping is a flat $6.90
- Your tracking number is emailed as soon as your order ships
- We currently ship to the lower 48 United States
Return policy
30-day returns.
If it's not right for the room, you can request a return within 30 days of delivery, and Barnpath will email you return instructions. Change-of-mind returns must be unused, unassembled, and in their original packaging. There is no restocking fee. Depending on the item's packaged size and weight and how it needs to be collected, a change-of-mind return may have a return shipping or pickup cost. We only deduct the actual cost: we tell you the exact amount and get your OK before arranging a paid return, and if there is no cost, nothing is deducted. Returns for damaged, defective, or incorrect items are free.
How it works
- Email us at support@barnpath.com with your order number.
- We send your return instructions within 1 business day, along with any return shipping cost so you can decide.
- Your refund goes back to your original payment method within 10 business days of the carrier scan.
Damaged or defective on arrival? Send a photo and Barnpath replaces or refunds immediately, return shipping on us, and in most cases you won't need to send anything back.






