An alternative to Gatorboard, Ultraboard has a core of foam that is sandwiched between thin layers of styrene.

Ultraboard is very similar to Gatorboard is both price and applications. The print quality on Ultraboard is different than Gatorboard due the the differing surfaces. Gatorboard prints have a matte finish, but Ultraboard has the styrene sheen. Firehouse stocks 3/16″ (5mm) white Ultraboard, but other sizes are available as needed. Ultraboard can be printed on both sides. Maximum printing area = 95“ x 47”.