If it is mounted on tiles or wood panelling it may sound loder than it actually is.
Try slipping a thin sheet of rubber or cork, (1/16th"), between the wall and the back of the box. This may reduce the noise even further and not require you to buy a different unit.
Try slipping a thin sheet of rubber or cork, (1/16th"), between the wall and the back of the box. This may reduce the noise even further and not require you to buy a different unit.
