Color properties of interior finishing materials on the wooden schools in Noshiro, Akita were surveyed. Colorimeter was used for the measurement of material surface color and color values L*,a*,b*of interior finishing of 7 wooden schools were cleared. According to the results of the survey, it was found that the value L*of walls becomes low and a*, b*becomes high with the duration of building use. The value L*of floor was low with surface deterioration in long period of building use.
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