Corner Fills- Auralex Acoustics CornerFills are sections of flat-cut Studiofoam corner acoustic absorbers that are beneficial in two ways. Aesthetically, they give you smooth, clean edges against which to butt your acoustic wall treatments and acoustic foam bass traps for a more professional appearance. Acoustically, they smooth out the excess low frequency energy that congregates in room corners.
SubDude Subwoofer Isolation Riser- Auralex Acoustics The Auralex SubDude(HD) is a 15-Inch x 15-Inch x 2.5-Inch platform wrapped with a cleanable black velour to fit any room setting. Its purpose is to prevent sound from transmitting through your subwoofer to surrounding surfaces.