I think they add the 3M to the veneer on-site, so you could get matched. But some of the exotic stuff does not fit standard sizes I think they avoid trying to add the backing. I want to do a Sapalee speaker soon. Love that stuff.

Panny 3000 PJ, 118" Carada, Denon 3300, PS3, Axiom QS8, PSB 5T, B&W sub, levitating speaker wire