Built form and health.

         

Thermography. The effects of external factors upon thermal images. Termografering. Matningsbetingelsers inverkan pa varmebilder.

Reports an investigation of the effects of temperature differences, pressures, sun and wind conditions on a thermal image produced by thermography. This investigation is concerned mainly with measurement points associated with air leakage. Reports measurements on a single-storey timber-framed house under a pressure difference of 5,-2,-10 and -20 Pa.