Metal building materials, namely, door casings, window casements, drain pipes, conduit for cables, sewer pipes, fluid storage and drainage tanks; transportable buildings of metal; fasteners of metal, namely, junctions for pipes, pipe clips, pipe collars, pipe connectors, pipe fittings, pipe couplings and joints; pipes and tubes of metal; metal well casings and pipe segments of metal

Building materials not of metal, in particular of rigid plastic and concrete, namely, sewer pipes, drain traps, drain pipes, liquid storage tanks of concrete, concrete and rigid plastic drain pipe fittings, and plastic door casings and window casements; pipes of rigid plastic and concrete; well casings of plastic and concrete; pipe segments not of metal for building purposes, namely pipe segments of concrete and rigid plastic; seepage water containers and collectors for waste water and rain water of masonry for industrial, building, and construction purposes; drainage pipes and pipelines, not of metal; seepage apparatus and drainage cells, in particular for external areas, namely, plastic conduit for drainage, concrete drain pipes, concrete drainage structures, namely, trench drains and manholes, concrete liquid storage tanks for industrial drainage purposes; geotextiles for use in connection with road construction, tunnel construction, public works construction, ground surface reinforcement, and riding paddock surface reinforcement; textiles for construction use, namely woven and knitted fabrics and non-woven materials for use in water treatment and water seepage

Seepage water containers and collectors for waste water and rain water of plastic for industrial purposes only; seepage apparatus as plastic containers and drainage cells as plastic containers, in particular for external areas, namely, non-metal fluid storage tanks; plastic drainage structures, namely, plastic storage tanks for industrial drainage purposes

Building construction; installation and repairing of seepage water containers and collectors for waste water and rain water, of drainage pipes and pipelines as well as seepage apparatus and drainage cells