In a cold climate the primary purpose of ventilation is to maintain a cold roof temperature to avoid ice dams created by melting snow and to vent any moisture that moves from the conditioned.
Venting a roof with an axe.
Rumson fire company members performing roof ops using the flathead axe at an acquired structure in rumson.
The intent of roof venting varies depending on climate but it is the same if you re venting the entire attic or if you re venting only the roof deck.
Attempting to gain access with an ax to a commercial metal roof or lightweight concrete will only waste time and resources related firefighter trainin g rieger on the quickie ridge vent cut.
Tactical ventilation roof crew members should have a minimum of.
When ventilating flat roofs the most common openings are.