A thermal comfort study was conducted at the School of Architecture, Institute ofTechnology Bandung (ITB) at Bandung - Indonesia, on the 8th October 2005. Bandung isthe capital of West Java province and is located at the 7o South Latitude. Situated at about700m above sea level, this city possesses a warm humid tropical climate with an averageminimum of monthly outdoor temperature of 18oC and an average maximum of 28oC.This study was carried out in a small lecture room, which was performed look like athermal chamber.