The window-probe - a new instrument for checking the installation of windows. Die Fenstersonde - ein neues Messgerat zur Guteprufung imFensterbau.

Describes a probe, developed to measure air flow which can be used to find the leakage profile of a window. Discusses measurement principle, accuracy of measurement and experimental method. Suggest use of the probe for locating leakage points andgiving quantitative data of the amount of leakage. A possible use is for testing windows that are already installed in buildings