75979069
Aug 12, 1998
building materials (excluding those of metal); namely, cement exterior walls, cement roof coverings, cement roofing slates, wood or cement panels (partitions), wood exterior walls, wall claddings for building (excluding those of metal), roof claddings for building (excluding those of metal)
Nonmetallic Building Materialsbuilding work; namely, exterior finish work, exterior wall work, roofing work, tile work, bricklaying and concrete block work
Building Construction and Repair