In this sketch i ve drawn a simple radius line starting at the bottom center of the house and ending at the roof edge.
Gable and valley roof house.
The valley area of a roof the straight lines formed when two different planes of the roof meet is a critical area that handles a tremendous amount of water run off.
This design is often seen in colonial style houses.
It s also known as a cross gable roof since the home has a cross footprint.
Interestingly you can mix and match roof styles when building a gable and valley roof designs for a cross footprint home.
A front gable roof is placed at the entrance of the house.
However if the roof also contains hips and valleys it should either be shingled or roofed with metal shingles or standing seam to help prevent roof leaks.
The gable is the wall created from a gable roof when you close up a two planed roof triangular walls result on each end defining the gables.
The gable and valley roof is a very popular roof design.
The top of the segment that radius creates sets the proper height of the roof.
Here is a quick summary comparing hip and gable roofing.
I ve also drawn a line connecting opposite corners of the big rectangle formed by the main facade.
Square for square a simple gable roof will be cheaper compared to a complex hip and valley roof design with many intersections but sometimes gable roofing can be complex as well such as adding in dormers or extra wings to the home construction.