Manufacture of appliances for the heating of rooms, cookers, grills, stoves, gas heater, kitchenwares and hot plates, non electric
Repair and maintenance of house boilers
Work of maintenance and mechanical repairs for third parties
Installation in buildings or in other projects of building of: heating systems by electricity, gas and fuel, boilers, materials and pipes for ventilation and air conditioning, etc.
Work of insulation of pipes for heating or cooling
Wholesale in common building materials
Do-it-yourself businesses and d.i.y. shops of common building materials