YGM Acoustic Rockwool® - Set of 4 | 4' x 2' x 1.5" | Sound Absorption Panels | NRC 0.92, 80 KG/M¬≥ Density | Room Isolation & Acoustical Soundproofing (Olive Green) soundproofing Integrated 1-Inch Air Gap for

Integrated 1-Inch Air Gap for Enhanced Absorption – Built with a rear air cavity that improves sound absorption efficiency

(See 3rd & 4th Image)

Made using high density Acoustic Polyurethane

effectively reducing echo

The surface area of this product is higher than Pyramid and Wedge due to its new design

YGM Acoustic Rockwool® - Set of 4 | 4' x 2' x 1.5" | Sound Absorption Panels | NRC 0.92, 80 KG/M¬≥ Density | Room Isolation & Acoustical Soundproofing (Olive Green) soundproofing Integrated 1-Inch Air Gap forThe 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