The Metal Building Material Business segment provides housing window sashes, building sashes, store facades, sashes for low-to-medium rise buildings, entranceway doors, various types of shutters, curtain walls, gates, carports, banisters, tide barriers, and smoke insulated screens.
Typical townhouses in Havana were fitted with grand colonnaded portales (porches) to provide shade and shelter from the tropical weather, and rejas, metal bars, were secured over open window panes to protect against burglaries and allow for a freer circulation of air.