Horn has started the furnace heat-up process at container glass supplier Frigoglass' 300 tonnes per day end-fired furnace GF2 in Nigeria.
The heat-up started on Friday, 21 May, with the first glass expected on 2 June.
Once heated, the new container glass furnace will manufacture glass in green and amber.
Horn technicians will support the entire start-up process, with the project due to be finished by the middle of June 2021.