Both the One and Two Story have the capability for vertical ventilation. The two story residential structure has an 8 / 12 pitch roof and can also be used for an aerial tip cut. The one story structure has both pitched and flat roof sections to all training on a variety of rooftop operations. The roof has a 4 / 12 pitch over have the structure and a flat roof with various parapets over the other half of the roof. There is also a variable pitch roof simulator at ground level.
Also included with the ventilation props is a mobile ceiling pull prop.