Rigid sign panels, printed full-color and cut to size — done the family way. Choose your material below. Prices shown are for a standard 18 x 24 in panel (3 sq ft): aluminum .040 and PVC 3 mm at $15.50/sq ft, foam board at $11.50/sq ft, Coroplast at $9.00/sq ft. Need a bigger panel or a custom shape? Call (980) 241-2189 or stop by our Gastonia, NC shop.