Metro Acoustic Foam Black 30cm Black The shape (A) has 4

The shape (A) has 4 wedge strips and a sharper center

The egg-crate design features peaks and valleys that break up sound waves across multiple frequencies

Use them in your larger spaces for sound absorption

more balanced sound

4 Pack Mushroom Acoustic Foam are thicker and more dense

Metro Acoustic Foam Black 30cm Black The shape (A) has 4This particular shape has a particularly high sound reducing capability. The differing heights in its design of the acoustic foam, serve to spread the energy out into the room. This causes the noise reflections to be scattered around the room. There is softening of the wave fronts instead of full absorption from the sound panel. It is definitely one of our unique designs for our acoustic foam shapes. The DIY sound panels are ideal for your: YouTube