... good in fireproofing and insulatio Wiring Duct RoHSMaterial:Made from hard PVC, low halogen material, rigidity PVC, environment protecting, no pollution, ... 85degree of standing high temperature Struction: Made up of duct bottom and lidFeature: be made of bottom and cover ... are available. Application: Used in stage, electric apparatus, air conditioning or indoors.Using method: fix the bottom first, ...