37 Rental of tools, installations and equipment for building construction, building demolition, cleaning and maintenance of buildings; rental and maintenance of elevated work platforms for use in construction; rental of machines and tools for building construction; Rental of cleaning machines, building equipment and hand and power tools in the nature of vacuum cleaners, floor scrubbers, sweepers, dishwashers, excavators, water drainage pumps, sewer unblockers, wallpaper gluers, wallpaper steamers, wallpaper tables, paint burners, paint and varnish sprayers, sealant sprayers, drills, nutrunners, compressors, aggregates, breakers, grinders, concrete saws, floor milling machines, concrete sanders, trowels, vibrators, concrete mixers, grout pumps, stone and tile saws, power cutters, stapling and nailing equipment, sawing machines, sanding machines, hoisting and lifting equipment, scaffolding, ladders, rollers, construction dryers, cable reels, cables, movable constructions for building and extraction installations for building, lighting equipment for building