Outside made of mild steel duly stoved enamel white paint . InsideMade of anodised aluminium / stainless steel . the double walled  door With asbestos gasket lining is fitted on heavy brass cast chromiumPlated hinges and has a chromium plated latch type lock Temperature Can be controlled from few degree adove ambient 250˚C by thermostat .
Heating elements are place in the ribs at the bottom andsides . Built inL – Shape prismatic  thermometer with two shelves to work on 220/230VAC Supply with or without air circulating fan .