Silent Canopy

1- Safe Zone: In these areas, the sound is below the safety limit of 70 dB.

2- Hygiene Zone: In these areas, the sound is in the range of 70-80 dB.

3- Warning Zone: In these areas, the sound is in the range of 85-90 dB.

4- Danger Zone: In these areas, the sound is higher than 90 dB and all international institutions consider this level to be dangerous.