Mansard is a four sided roof with double slopes on each side so its sides can either be curved or flat.
Mansard type roof.
A mansard roof can be defined as the four sided gambrel style hip roof that essentially constitutes of two slopes on each of its sides with the lower slope punctured by dormer windows at a steeper angle than the upper.
One such important type of the roof is the mansard roof.
This curb hip style roof includes two distinct slopes with the steeper angle on one side for better drainage.
The steep roof with windows creates an additional floor of habitable space a garret and reduces the overall height of the roof for a given number of habitable stories.
There is a sort of visible distinction between flat roofs and mansard roofs.
In cross section the straight sided mansard can appear like a gambrel roof but it differs from the gambrel by displaying the same profile on all sides.
It depends upon what type of design customer wants to implement.
A mansard or mansard roof also called a french roof or curb roof is a four sided gambrel style hip roof characterized by two slopes on each of its sides with the lower slope punctured by dormer windows at a steeper angle than the upper.
But you cannot misunderstand them as straight panel roofs.
Although the style was used as early as the mid 16th century in england and italy and was employed by pierre lescot at the louvre it was named for the 17th century architect françois mansart who used it on paris hôtel s.