SIT mechanical ventilation wall with an open heat recovery unit

Photo: Mariusz Młynarczyk / CloudAir.tech

A green wall titled "TECHNOLOGIES FOR MECHANICAL VENTILATION" displays centrifugal fans, an electronic board, a screen and a heat recovery unit with its front cut away under the heading "HRU powered by SIT". Behind it, flue system components hang on a white wall next to visitors at high tables.