Devices for heating and steam generation installations: stoves that are part of the heating system, natural gas stoves; boilers (boilers) for central heating and natural gas installations, steam boilers, heat exchangers, burners, floor heating devices, water heaters that can also be used as floor heating, water heaters, radiators, heat pumps, electric water boilers, solar energy collectors and devices; air conditioning and ventilation equipment: air conditioners, fans (air blowers), ventilators, air conditioners including those for vehicles; air disinfecting and cleaning devices, appliances and their parts and accessories for premises; industrial type ovens, industrial type drying installations, industrial type cooling installations, cooling towers, cold storages.