Abstract
Study on moisture adsorption-desorption properties of the wall in the actual house of adding diatomite on plaster. The establishment where it is manufactured (the actual house) as an experiment in the 1 is used. And moisture adsorption-desorption examination under the natural condition is enforced. It is verified what kind of difference there is in the space which it actually lives in by the plaster finishing of adding diatomite and the finishing of the wallpaper.