Cut ceiling joists + sheet metal ceiling + double wall dwg
Flat roof section of prestressed joists; detail of each of the layers that compose it + chained + exterior double wall + concrete block wall + isometric section of sloping sheet metal roof detail of each of the layers that compose it + chained + interior and exterior walls + foundations + isometric detail exterior double brick wall of 12 and 8 hollow + air chamber + expanded polystyrene