Core Foam Sign Board Sheets, HDU Sign Foam Boards & More.

 Capital Imaging is your one-stop-shop for high-quality foam sign boards and HDU sign foam. Our wide range of options includes affordable clay-coated paper with foam centers and durable foam core signs with poly-coated and styrene surfaces. We offer most of our substrates in 4×8 foam core boards, with some available in various sizes. You can trust in our unparalleled selection and service to meet your needs.