EMPtek make I line of on walls...never heard them, however. There drivers are very good, however!
Set up #1: EMP e5ti, e5Ci, and EMP e5Bi surrounds, Outlaw LFM1 Plus sub, EMP 10i10i sub
Set up #2: Def Tech SM450, CLR2002, SLS Qline surrounds and Klipsch 12wD sub
Set up #3: Philharmonics- BMR in a 2.0 system, music only