Standard S/F polycarbonate signs with EX-7 retainers are 8.487” deep.
Standard S/F flex face signs with frame covers are 10.266” deep.
Standard S/F frameless flex face signs are 10.073” deep.
Signs over six feet may need to be flex depending on the length.
The face can also be aluminum with routed & pushed through or routed and backed logos and/or lettering. With this type of sign face, only the routed out graphics are illuminated.
Routed out faces require graphics and lettering to be no closer than 2 ½” from the face edge. This is because of the signs internal perimeter supporting frame.