... sheet and square steel pipe assembling,2 rows of grid plates made by flat bar and round steel,3 rows of diamond plates, galvanized ... 3kw each,air capacity 20000m3/h in total.exhaust fan1 set of double-intake centrifugal fan for exhaust air, 4 kw ... Side Lights: 6Units×4Pcs=24Pcs×30W, with electronic ballasts, vertically set.Controlling systemPower switch,spray/baking switch,light switch,emergency stop ...