Quote Originally Posted by Gary Ragatz View Post
I'm not sure I understand the design clearly. Do the battens form a 3-sided frame that the photos slip into from the top? If that's the case, it seems like all you'd have to do is provide a little clearance between the bottom of the top row and the top of the second row so that the photos could slide in.
That's exactly the situation. The photos are top loading which means the bottom row needs to have clearance. Right at the moment I'm thinking of using top MDO secured to the wall and having the bottom MDO attached to the wall using standoffs of some type rather than using multiple layers of MDO.

Jim