Both. Fabcon designs, manufactures and installs structural wall panels under both designations. The structural wall panel offers a variety of decorative finishes that rival architectural concrete panels. Under the guidelines of the PCI (Precast Concrete Institute), this is referred to as MNL 116. However, Fabcon also produces wall panels under PCI’s designation of MNL 117 architectural concrete precast. Consult your Sales Engineer to determine which architectural concrete delivers the best value for your project.