I've combined the Realtrap Mondo Traps (I guess my vote is the 3rd) with DIY panels at First Reflection & a few other problem points.
Here are some thoughts:
1. get the right fiberglass
2. try different fabrics-they will sound different
happy listening
Here are some thoughts:
1. get the right fiberglass
2. try different fabrics-they will sound different
happy listening