Fume Hoods are used as reliable ventilation systems for research laboratories to exhaust toxic gases, fumes and dust particles. Structure of these ventilation systems is made of galvanized iron sheet with M.S. powder coated surface. Design, mechanism and dimension of these products vary as per their models. Countertop of these Fume Hoods is made of marble or ceramic boars or epoxy board with corrosion, acid and alkali protected design. Safety glass equipped windows of these products comprise of stainless steel chain drive. LCD control panel of these systems consist of buzzer, multiple indicators and backlight arrangement for their systematic operation.