HP Production Coroplus Board 36" x 24", 20 Sheets The HP Production Coroplus Board 36" x 24" Pack is a premium 4 mm corrugated polypropylene sign board designed for larger-format outdoor signage and display graphics. Engineered specifically for HP PageWide XL Pro printers, it combines exceptional print quality, instant-dry performance, and minimal setup to produce vibrant, durable signs on demand. The rigid, lightweight construction is ideal for H-stake installations or hanging applications, making it a cost-effective alternative to traditional flatbed printing workflows. Key Features 36" x 24" pre-cut boards, 20 Sheets/Pack 4 mm (177 mil), 990 gsm corrugated polypropylene board Double-sided printable with matte finish Instant dry with HP PageWide XL pigment inks Durable, lightweight and easy to transport REACH compliant Optimized for HP PageWide XL Pro printers Ideal For Ideal for commercial printers, sign shops, municipalities, contractors, and event organizers producing oversized lawn signs, construction signage, retail displays, event graphics, wayfinding signs, and short-term outdoor advertising.