Four corn cob particleboard samples were used. They were displayed on the floor of the emitting room as Fig. 2 shows and according to the recommendations of the NP EN ISO 140-7 [26]. A minimum distance of 0.5 m between the samples and the border of the floor, and a 45° angle between alignments of the samples and the reinforced concrete structural elements (e.g. beams) were guaranteed. The percussion machine was positioned on the floor of the emitting room following the same position pattern. A stationary sound field (with a continuous spectrum on the one-third octave bands from 100 Hz to 3.15 kHz) was produced. The noise generated by the percussion machine was ensured to be sufficient to produce noise levels at least 10 dB higher than the background noise on the receiving room for each frequency band. Meanwhile, the positions of the sonometer, in the emitting or receiving rooms, were defined in order to guarantee the following restraints: minimum distance between sonometer positions of 0.7 m; minimum distance between the sonometer position and the border of the pavement (or any diffusion building element) of 0.5 m; minimum distance between sonometer position and percussion machine of 1.0 m. In this case, the adopted distances are identified in Fig. 2. Five different positions of the sonometer were used. Each measurement took at least 10 s. For each position of the percussion machine the sonometer was placed in the five denoted positions, with and without the panels. To ensure that parasite noises would not affect the final result, the background noise in the receiving room was measured. The reverberation times in the receiving room were measured according to the EN ISO 3382-2 [29]. For each position of the sound source (balloon burst), three distinct positions of the sonometer were used two positions of the source were used). The sonometer was calibrated at the beginning and at the end of all the measurements to guarantee that a difference of 0.5 dB from the reference value was not exceeded. In order to perform all the calculations the sonometer software dBBATI from 01 dB was used because of its simplicity and effectiveness. Other research works have been successfully using this tool in similar contexts such as [30]. Alternatively, the calculations could be done analytically or numerically using Excel tools for instance.