BackBoxx BackStopp Acoustic Insert

The BackBoxx BackStopp™ Acoustic Insert is a sound dampening foam insert that dampens excess sound from passing through walls and absorbs reflected soundwaves within the speaker surround enclosure. The BackStopp Acoustic Insert can be trimmed to fit into most speaker surround enclosures.

• Absorbs distorted reverberating sound waves & reduce sound transmitted through walls
• Balances sound cavity acoustics
• Reduces sound transmitted through the back wall into others rooms
• Adds 'R value insulation to BackBoxx™ installations
• Effective on all open-back drivers