The core activity of Ernst Hiestand Spenglerei and Sanitary Installations is the provision of services in the field of sheet metal work and sanitary installations. These include: Sheet metal work: gutters, downspouts, metal roofs, metal facades, chimney cladding, cladding, dormer cladding, aluminum window sills, lightning protection systems. Sanitary installations: bathrooms, boilers, decalcification, washing machines, dryers, electrical appliances, household appliances, compressed air systems, clogged pipes, fittings, toilet systems, washbasins, bathtubs. Aluminum processing: production of window sills, manufacture of sheet metal profiles. The company offers these services for new buildings, conversions and renovations of single-family homes, apartments, agricultural buildings and industrial buildings.