[Class : 19] Gutter Pipes, Not Of Metal, Drain Pipes, Not Of Metal, Water Pipes, Not Of Metal, Rigid Pipes, Not Of Metal [Building] Cpvc Pipes Use As Building Material; Materials, Not Of Metal, For Building And Construction; Asphalt, Pitch, Tar And Bitumen; Transportable Buildings, Not Of Metal; Monuments, Not Of Metal; Plastic Pipes For Plumbing Purposes; Cpvc Pipes Used As Building Material; Rigid, Not Of Metal; Polyethylene Pipes Used In Geothermal Heating And Cooling Systems; Casings (Non Metallic ) For Use In Building Or Construction; Non Metallic Water Pipes [Other Than Parts Of Sanitary Installations]; Ceramic Floor Tiles; Ceramic Wall Tiles; Vitrified Tiles; Materials, Not Of Metal, For Building And Construction; Cementitious Waterproofing Coatings; Rigid Pipe Fittings Pipe Fittings; Cpvc, Pvc, Hdpe And Ppr Pipe Fittings; Elbows, Tees, Reducers, Couplings, Unions And End Caps, All Non Metallic; Hdpe Pipes, Not Of Metal; Ppr Pipes, Not Of Metal; Polypropylene Pipes For Hot And Cold Water Supply; Ppr And Hdpe Pipe Fittings, Not Of Metal; Pvc Pipes For Agricultural Use; Upvc Pipes For Irrigation; Borewell Casings, Not Of Metal.