How-to-hang-foam-core-on-wall, the best four ways to hang foamboard prints. by colin · march 27, 2018 · leave a comment foam core, foam board, or paper-faced foam board is a material that is easily cut and lightweight, which makes it perfect for mounting photographic prints.foamboard is similar to cardboard in that it is two sheets of paper with a layer of foam in the middle and is our best selling product – hence our name!. Today i am going to show you a super quick tutorial of how to mount photos on foam board. this is probably the easiest, awesomest and least expensive way to display your gorgeous family photos. i am a photographer and i can’t have enough photos of my darling kids. seriously.