37 Plumbing installation, installation of dustbins, cup holders, shower gel dispensers, hand cream dispensers, sanitary bag dispensers, cosmetic wipe dispensers, soap dispensers, toothbrush mug holders, toilet brush holders, shelves for toilet paper, toilet paper holders, toilet paper dispensers, toilet paper stands; repair and maintenance in the sanitary sector, repair and maintenance of refuse bins, cup holders, shower gel dispensers, hand cream dispensers, sanitary bag dispensers, cosmetic wipe dispensers, soap dispensers, toothbrush mug holders, toilet brush holders, shelves for toilet paper, toilet paper holders, toilet paper dispensers, toilet paper stand