Useful for determination of close sup flash points above 49ยบ C. of fuels, oils, other viscous materials and suspension of solid. It consists of a brass test jet with handle removable, cover with spring operated rotating shutter having pilot test jet flame device, stirrer with flexible shaft. The assembly is rested on a air bath which is covered with Dome Shape metal top. The unit comes with a round shaped heater with a suitable energy regulator and operates on 230 V Mains AC supply.