YGM Acoustic Rockwool® - Set of 8 | 40" x 20" x 3" | Sound Absorption Panels | NRC 1.0, 80 KG/M¬≥ Density | Room Isolation & Acoustical Soundproofing (Deep Maroon) low frequency Acoustic Foam Easy Installation: Stick these panels

Easy Installation: Stick these panels effortlessly with options like Fevicol SR505

Matches With Almost Every Door Color

Blends seamlessly with interiors while enhancing room acoustics

Effective Draft Blocker - This double sided door draft stopper blocks air gaps under doors

Use Fevicol SR 505 for stick these to the wall corners

YGM Acoustic Rockwool® - Set of 8 | 40" x 20" x 3" | Sound Absorption Panels | NRC 1.0, 80 KG/M¬≥ Density | Room Isolation & Acoustical Soundproofing (Deep Maroon) low frequency Acoustic Foam Easy Installation: Stick these panelsThe 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