YGM Acoustic Rockwool® - Set of 12 | 4' x 2' x 3" | Sound Absorption Panels | NRC 1.0, 80 KG/M¬≥ Density | Room Isolation & Acoustical Soundproofing (Deep Maroon) Self Adhesive Foam Tape Weatherproof Strip Wider wall coverage delivers better

Wider wall coverage delivers better results based on room size

BRICK SHAPED PANEL: Brick design adds beauty to your interior；complements various decorating styles；provides sound absorption and enhances visual appeal；can be cut and assembled into different shapes for customizable designs

FIRE RETARDENT: Fire retardant felt panel with self-extinguishing

ensuring top-notch sound quality in diverse environments

yield beneficial sound diffusion off their exposed edges

YGM Acoustic Rockwool® - Set of 12 | 4' x 2' x 3" | Sound Absorption Panels | NRC 1.0, 80 KG/M¬≥ Density | Room Isolation & Acoustical Soundproofing (Deep Maroon) Self Adhesive Foam Tape Weatherproof Strip Wider wall coverage delivers betterThe Professional Rockwool Acoustical Panels are Superior in sound absorption with NRC = 1 providing clearer, more enjoyable sound environment. 3 Inch Thick High Density Acoustic Core Extra depth provides superior low frequency absorption, effectively reducing echo, reverberation, and mid bass buildup for clearer speech and tighter, more controlled sound. Integrated 1 Inch Air Gap for Enhanced Absorption Built with a rear air cavity that improves sound