Come in, number 62.

A new version of the ASHRAE's Standard 62, which concentrates on ventilation and indoor air quality 
issues, has recently been released for pubIic review. What elements have.changed from the 1989 edition?

Thermal and acoustical performance of "buffer rooms".

The term "buffer room" refers in this context to spaces built between thermally, visually, and acoustically "controlled" indoor rooms and the "no controllable" outdoor environment. Examples of buffer rooms are sunrooms, atria, (enclosed) staircases, and air locks. In a long-term research effort carried out in Austria, buffer rooms were studied with regard to their hygrothermal and acoustical performance within a human-ecological framework.

Natural ventilation rate in leaky houses.

        

Salt bath modelling of air flows.

University challenge.

Refurbishment: the natural way.

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