... ) good appperence, all kind sof junction box name:swithc box, 2 gang box , 1 gang box,flushing box2) sizes: 3"x3",3" ... biotic attack.2)Good insulation characteristic ,good insulation property,good fire-resistant3)Installation during the process of constuction ,electrical equipment ... process of construction ,equipment, component9) PVC 2 gang box, 1 gang box with no smell attracting to rent ,will no ...