I'll second the Tap-Con fastener suggestion for anchoring to cinder blocks or brick.
The Avia disc will do fine. There is an Avia II available now.
Profesional (ISF) calibration won't produce great PQ improvements in the Panasonics according to some info I got in this thread I posted when I got mine.
http://forums.audioholics.com/forums/showthread.php?t=43204
The guys who replied in that thread (Annunaki and bandphan) are what I respectfully refer to as 'Brainiacs' when it comes to this kind of stuff. I hold their advice in the highest regard.
If you look at my profile for threads started, you can find a thread regarding wall mounts where another 'Brainiac'
![Smile :) :)](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
(BMXTRIX) helped me find a great wall mount for a great price.
Congratulations on the Panasonic.
![Smile :) :)](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)