Marketing InformationSpecially designed to terminate tjernlund side wall vent systems. They are also an approved method of terminating many horizontally vented appliances. Vent hoods feature heavy-duty, corrosion-resistant aluminum construction. Models VH1-3, 4 and 6 also have an additional heat shield for built-in clearances from combustibles. Building exteriors are kept clean while the aesthetics of the structure remain undisturbed. All mounting hardware is included.