Made out of tubular M.S. pipes / Tubular aluminium pipe duly painted for longer life. Each rack of size 48''x 21'' (Depth) is covered with thick unbreakable plexiglass. Distance between each rack is 15''. Each rack is fitted with 4 fluorescent tubes, 4 bulbs and one U.V germicidal light. Copper choke are fitted on a separate wooden plank fitted with caster wheels t its base, so that the chokes cane be placed outside the issue culture room, If desired so as to avoid heat dissipation inside the air conditioned room, which is a must. which is a must. Exhaust fan is fitted to the box to throw out the heat generated from the chokes.