Specialized materials and tools category for asbestos-containing building materials and equipment encapsulation and enclosure work in manufacturing facilities. Specialized in methods that safely treat existing asbestos-containing materials without removal using encapsulation materials (penetrating solidifiers, surface coating materials) and enclosure materials (gypsum board, calcium silicate board, etc.). Handles penetrating solidifiers, coating paints, isolation sheets, specialized tools, and protective materials used for treating factory building ceiling materials, pipe insulation materials, chimney insulation materials, etc. Product group compliant with Asbestos Hazard Prevention Regulations for work level 3, limited to non-scattering treatment specialized materials distinguished from complete removal methods.