Sound propagation in the air

Air temperature (°C)
Relative humidity (%)
Frequency (Hz)

Decrease (dB/distance)

 dB/100m
Edukacja

20 years on the market

we know perfectly what equipment works faultlessly for many years
Szeroka oferta

Wide range of products

we will choose a solution that fits your needs and budget
Pełna obsługa

Full service

we cooperate on a project or support a specific stage of investment