Mansard roofs are otherwise known as french roof designs.
Mansard roof trusses uk.
It forms a low pitch and mostly known as a curb roof.
Detail of traditional mansard shown in fig.
The steeper angle can be found on one side and the window creates an extra floor of space in a home called a garret.
This solution allows to create attic space with higher ceiling and more spacious area.
The mansard timber truss has very similar properties to a stubbed attic truss but the difference is that it has four roof planes.
Its advantage over the normal type of attic living area is the greater space it gives.
The building must have one or two loadbearing intermediate walls.
This is a roof with two slopes one very steep and the other quite shallow.
However on the other pair of sides the mansard roof features the same sloping style.
A four sided or french roof with double slopes on each side is called a mansard roof.
Victorian terrace traditional mansard.
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Mansard truss structures are suited for both new builds and renovation sites.
The concept of this roof is said to be originated in the 16th century.
This is illustrated in the examples below.
At the same time it gives the impression of being a conventional sloping roof especially if viewed from quite close.
This style of roof or curb roof includes a four sided hip roof style with two distinct slopes.
Now that you have a clear idea about what a gambrel roof is like let us explore the mansard roof in detail.
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The length of the bottom chord can be a maximum of 11 metres.
Just like the gambrel roof the mansard roof features a similar slope design on two opposite sides.
However they gained popularity in the 17th century by francois mansart.