Might be your setup, how is your crossover set on the receiver for the m22's? I assume 80hz? Do you have them set to small?

Others have m80's in that room size, that is a lot of speaker though.


M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85