[Class : 19] Building Materials Not Of Metal; Buildings Not Of Metal; Cement Posts; Cement Slabs; Coatings As Building Materials; Concrete; Concrete Building Elements; Construction Materials Not Of Metal; Cornices Not Of Metal; Coverings Not Of Metal For Building; Crash Barriers Not Of Metal For Roads; Floors Not Of Metal; Geotextiles; Grout; Manhole Covers Not Of Metal; Masts [Poles] Not Of Metal; Mortar For Building; Paving Blocks Not Of Metal; Paving Slabs Not Of Metal; Pilings Not Of Metal; Plaster; Platforms; Prefabricated Not Of Metal; Railway Sleepers Not Of Metal; Refractory Construction Materials Not Of Metal; Reinforcing Materials; Not Of Metal For Building Material For Road Repair; Rocket Launching Platforms Not Of Metal; Roof Flashing Not Of Metal; Cement Slabs And Wall Claddings Not Of Metal For Building.