Small interventions make immediately a big difference. Go, therefore, for a double dose of accessories. Some extra photos on the wall, a well-filled bookshelf, a large plant, a painting, a cushion, more in the seat, ... They absorb a little sound, but together, they reduce a large number of decibels.
2. Textile is topCurtains are a must. ‘Pleated’ curtains break up the sound waves and the thicker, the better the damping. Carpets help then very well in rooms with high ceilings. They reduce the noise quickly with 25 decibels, and the weerkaatsingstijd of a sound wave is halved, so there is less reverberation.