Tracer gas technique versus a control box method for estimating direct capture efficiency of exhaust systems.
![](https://www.aivc.org/sites/default/files/default_images/default_image_5.png)
Year:
1994
Bibliographic info:
Denmark, Aalborg University, Dept of Building technology and Structural Engineering, Indoor Environmental Technology, Paper No 47, September 1994, 6pp, 5 figs, 9 refs.