Determine how much flooring and materials will be needed.
Down firing sub on concrete floor.
If the result is more to your liking then you are on to something.
Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system.
Although the sub shouldn t have any problems with hard flooring or hardwood flooring in general depending on the set up in the room the other speakers etc it s possible that there is just too much reflection in all directions which can cause the subwoofer s channel to overpower the rest or to be under powered and lost.
Multiply length times width of the room.
The domino effect starts because of the shaking of the subwoofer box.
Now it is time to fine tune.
Learn how to install beautiful hardwood floors over a concrete slab.
Remove any carpet or other flooring.
Regardless of what subwoofer you choose just be sure to decouple it from the floor.
And since the shaking directly affects the floor the floor starts shaking.
That will depend on what type of music you listen to if you don t like what you see move the sub to a mid wall location and repeat the sweep.
A down firing subwoofer box produces a domino effect if placed inside a room.
If you have a vinyl floor you may be able to install your flooring directly on top of it.
Treat the cement floor with a concrete sealant prior to installation if you find that your floor seems damp wet or that it collects moisture.
There is no reason to avoid one design or the other.
Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems.
As a result the material for the subfloor will acclimate to the temperature and moisture content of the room.
One is not inherently better than the other.
Add about 10 to that number to account for any possible mistakes and warped boards.