YGM Acoustic Rockwool® - Set of 6 | 4' x 2' x 1.5" | Sound Absorption Panels | NRC 0.92, 80 KG/M¬≥ Density | Room Isolation & Acoustical Soundproofing (Silver Grey) Corner bass trap YGM Acoustic Pyramids are a

YGM Acoustic Pyramids are a great solution for small flutter echo problem areas and

Easy to shape and cut to size

5 Inch Thick High-Density Acoustic Core – Extra depth provides superior low-frequency absorption

Step 2 - Adjust/Cut Door Seal with the LINEMAN PLIER/PLASH if you door is less that 3 feet

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YGM Acoustic Rockwool® - Set of 6 | 4' x 2' x 1.5" | Sound Absorption Panels | NRC 0.92, 80 KG/M¬≥ Density | Room Isolation & Acoustical Soundproofing (Silver Grey) Corner bass trap YGM Acoustic Pyramids are aThe Professional Rockwool Acoustical Panels are Superior in sound absorption with NRC = 0. 92 providing clearer, more enjoyable sound environment. Size: 4 feet x 2 feet with 1. 5 inches of thickness. 1. 5 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