Acoustical tiles; Architectural acoustic products, namely, sound absorbers and diffusers in the form of decorative display panels composed primarily of non-metal materials which function to control sound; Exterior wall insulation systems consisting of insulation, mesh, base coat, and finish attached to a building substrate for forming an exterior surface of the building; Extruded semi-finished goods made of synthetic materials in the form of plates, bars, pipes and flexible hoses for industri...