Go to GIK acoustics where they will give you all sorts of great advice on your room. You can post pictures and floor plans.
http://www.gikacoustics.com/
The other thing to consider is improving the sub to speaker and sub to room integration. Best to do acoustics first, but after, consider a DSP speaker solution such as a miniDSP
https://www.minidsp.com/
to improve the blend as well as the output of the sub.
Best,
E
http://www.gikacoustics.com/
The other thing to consider is improving the sub to speaker and sub to room integration. Best to do acoustics first, but after, consider a DSP speaker solution such as a miniDSP
https://www.minidsp.com/
to improve the blend as well as the output of the sub.
Best,
E