What is horizontal overhang?
A horizontal overhang is a straightforward method for shading solar glazing in summer. Passive heating strategies call for major glazed areas (solar glazing) in a building to be oriented towards the equator (south in the Northern Hemisphere and north in the Southern Hemisphere).
What is an overhang on a house?
In architecture, an overhang is a protruding structure that may provide protection for lower levels. An overhanging eave is the edge of a roof, protruding outwards, beyond the side of the building generally to provide weather protection.
What is window overhang?
An awning or overhang is a secondary covering attached to the exterior wall of a building.
What is horizontal shading?
Horizontal shadow angle The horizontal shadow angle (HSA) is required for (or cast by) vertical shading devices. It is the horizontal angle between the normal of the window pane and the azimuth of the sun.
What are the benefits of horizontal overhangs over windows?
But overhangs have several important functions: they can protect exterior doors, windows, and exterior walls from rain and snow; they can shade windows from hot summertime sun rays; and they can help keep basements and crawl spaces dry by directing rainwater away from the main structure of the house.
Why is roof overhang important?
Roof overhangs have several important functions: they can protect exterior doors, windows, and siding from rain; they can shade windows when solar heat gain is undesirable; and they can help keep basements and crawl spaces dry.
What is an overhang on a wall called?
Eaves. The eaves are the edges of the roof which overhang the face of a wall and, normally, project beyond the side of a building. The eaves form an overhang to throw water clear of the walls and may be highly decorated as part of an architectural style, such as the Chinese dougong bracket systems.
How big should my overhang be?
A typical overhang for a comfortable seating area should be around 25-30cm (10-12”), this should leave enough knee room and adequate space between the countertop edge and the person seated. Therefore, as the depth of the overhang increases, so does the comfort and usability of the bar.
Does a house need an overhang?
A roof overhang is an essential part of your roofing system to protect your house. If you are simply adding function and protection, or if you want to incorporate a new style to update the exterior of your home, a new roof overhang is a good idea.
How do you make an overhang at a 45° angle?
Basically, in order to create an overhang at any angle less than vertical, your printer offsets each successive layer. The lower the angle gets to horizontal, or 90°, the more each successive layer is offset. So, for example, with a 45° angle, each successive layer is offset by 50%.
Where does an overhang on a window go?
Sizing an Overhang. An overhang is simply a horizontal projection located at the top exterior face of a glazed opening or window. The projection extends just far enough to block the hot summer sun, but allows the lower winter sun (heat) into the space during the winter months.
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What do you need to know about rake overhangs?
There are no similar requirements for wood framing. The American Wood Council’s 2012 Wood Frame Construction Manual defines rake overhang as “The horizontal projection of the roof measured from the outside face of the gable endwall to the outside edge of the roof.”