Repeat the move measure process as many times as necessary to find the best general location for the sub.
Down firing sub on concrete floor.
It is best to lay the flooring plastic side down directly onto the cement floor.
Add about 10 to that number to account for any possible mistakes and warped boards.
Learn how to install beautiful hardwood floors over a concrete slab.
The domino effect starts because of the shaking of the subwoofer box.
There is no reason to avoid one design or the other.
If you have a vinyl floor you may be able to install your flooring directly on top of it.
In simplest terms a good down firing sub can perform equally well to a good front firing sub.
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.
Multiply length times width of the room.
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.
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.
If the result is more to your liking then you are on to something.
A down firing subwoofer box produces a domino effect if placed inside a room.
Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system.
Remove any carpet or other flooring.
Determine how much flooring and materials will be needed.
One is not inherently better than the other.
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.