Support Panels are made of extruded foam and designed to use as a strong but lightweight terrain understructure. They are quick and easy to use.
Cut easily with Hot Wire Foam Cutter, Foam Knife, scissors or hobby knife. Cover with No-News Paper™ and Plaster Cloth. Just the right width to use with Road Riser™ to make an elevated road base.
1/16" d x 18" w x 24" l (1.59 mm x 45.7 cm x 61 cm)