Engineers of building construction have made efforts to produce more convinient building of good quality through the development of technology and raw materials nowadaye. This study is conducted to recognize problems of exterior tiles through experiments on quality of tiles according to sizes, and to find out and Iecommend most suitaff sizes of tiles. The sizes which are used widely in Construction field are selected as,45$ imes$45mm, 57$ imes$87mm, 60$ imes$108mm, 60$ imes$187mm, 96$ imes$200mm. Ready mixed compound are used as mortar and Compressed attachment method are used.