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David Stierli
HES Mechanical Engineer
Building physics / architectural acoustics
Area(s) of expertise
Building physics![David Stierli](https://thumbor.itds.ch/sl8fK2J2UBOzcFnPItd8LXOz8xs=/500x500/filters:quality(80)/www.gundp.ch/file/2455/david-stierli-web-2.jpg)