Press release 06/2017 from 13.03.2017 | Last changed: 10.04.2017
Heat pumps and the like: low-frequency hum annoys a growing number of people
… like: low-frequency hum annoys a growing number of people German Environment Agency guideline has information Quiet, constant humming is a disturbance Source: Gary … often considered disturbing, even if the noise levels comply with statutory limit values. A guide by the German Environment Agency (UBA) advises all the parties of …