What are eaves? Eaves are an extension of the roof that overhangs the walls of your house. Both functional and decorative, having eaves can optimise sunlight exposure and protect from moisture, while also accentuating the overall feel of your home.
Are roof eaves necessary?
Eaves are ubiquitous in most traditional architecture, and in addition to their aesthetic role, they serve several important functions, the primary one being to keep rainwater away from the building’s walls and structure. … However, eaves are not an indispensable component of a building.
What is an eave on a building?
The point where the sidewall and the roof meet is called the EAVE. Eave height is measured from the bot- tom of the base plate to the point where the sidewall and the roof intersect, or the eave strut. Metal buildings usually require trim or GUTTERS along the eaves.
Why do houses have overhanging eaves?
The eaves’ overhang can be designed to adjust to the solar protection needs of the building and to suit the local climate. In this way, the eaves are a key element of what is known as passive solar building design, where external heat shading of the house can prevent summer heat gain through upper level windows.What is the purpose of a roof overhang?
Purpose. The main purpose of an overhang is to give the house protection against strong winds and heavy rain. Aside from preventing water from running over the edge of the house, snow and other debris are also caught by this extended edge.
Can you build a house without eaves?
Having a house without eaves is a poor compromise if you are looking for extra area – the extra costs of energy to keep the home cooler in summer and warmer in winter will be an extra forever. Eaves protect the home from excessive weather, give protection to paint work, windows and timbers from constant UV rays.
How important are eaves on a house?
The overhang created by your eaves will direct water away from the walls and windows during the rain which means less cleaning and greater longevity in your build. As well as sending water away from the foundations, eaves will allow you to open your windows for greater ventilation even when it is raining.
What are Gables on a house?
A gable is the generally triangular portion of a wall between the edges of intersecting roof pitches. … Sharp gable roofs are a characteristic of the Gothic and classical Greek styles of architecture. The opposite or inverted form of a gable roof is a V-roof or butterfly roof.What is the difference between eaves and soffits?
In the widest sense of the term, soffits can refer to the underside of almost anything that’s constructed, including arches and porches. Another way to explain it is to say soffit is the exposed siding underneath your roof’s overhang. … To summarise, an eave is part of a roof system and a soffit is part of the eave.
What is the roof edge called?Eave: A roof edge that extends past the exterior wall line at the bottom of a slope. Fascia: Vertical roof trim located along the perimeter of a building, usually below the roof level, to cover the rafter tails at the eaves and to seal off the top of the siding along the rake; also called gutter boards.
Article first time published onWhat is eave and rake?
Eaves—The lower edge of a roof (often overhanging beyond the edge of the house). … Rake—The slanting edge of a gable roof at the end wall of the house. Ridge—The horizontal line at the top edge of two sloping roof planes.
What is an eave board?
Definition of eaves board : an arris fillet nailed across the rafters at the eaves of a building in order to raise the starter course of slates or tiles.
What is eave overhang?
Eaves are located at the down-slope edge of a sloped roof and serve as the transition between the roof and fascia/wall. … Overhangs are extensions of the roof beyond the exterior wall (i.e., the joists, rafters, or trusses and the decking they support cantilever past the wall).
How long should eaves be?
There is no true standard size for overhangs, but typical overhangs that are used for protection from rainfall are 16-18 inches wide. Overhangs wanted for shading should be minimally 24 inches.
Can you add eaves to an existing roof?
A roof overhang protects the building under it from rain and weather, and if your house doesn’t have one, adding an overhang is not an especially difficult construction job. Framing a new overhang is straightforward, but blending the new overhang seamlessly into the existing roof requires some effort and expense.
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.
Are eaves and gutters the same thing?
is that eavestrough is a trough under the eaves of a building for draining water from the roof; gutter while gutter is a prepared channel in a surface, especially at the side of a road adjacent to a curb, intended for the drainage of water or gutter can be one who or that which guts.
Can you shorten eaves?
An eave is the roof edge’s underside, and it may be open or enclosed with soffit creating a horizontal plane, giving the eave a finished look. … Overhangs play a role in directing rainfall away from the foundation, so don’t cut the eaves too short.
How wide can eaves be?
As a rule of thumb, your eave width should be 45% of the height from the bottom windowsill to the bottom of the eaves.
Can roofs be flat?
A flat roof is a roof which is almost level in contrast to the many types of sloped roofs. The slope of a roof is properly known as its pitch and flat roofs have up to approximately 10°. Flat roofs are an ancient form mostly used in arid climates and allow the roof space to be used as a living space or a living roof.
Should you insulate eaves?
Insulation should be continued right to the edge of the ceilings but it shouldn’t block the eaves’ ventilation. Ventilation is vital to ensure the necessary air movement to prevent condensation from water vapour, as this can lead to decay of the structural timbers.
What is the board under the gutter called?
The fascia board is the long wooden board behind the gutters on a house. It connects to the roof rafters, closes off the attic and serves as the mount for gutters.
What is a Perling?
A purlin (or historically purline, purloyne, purling, perling) is a longitudinal, horizontal, structural member in a roof. In traditional timber framing there are three basic types of purlin: purlin plate, principal purlin, and common purlin.
What is the difference between an eave and a gable?
Eaves: The eaves are the lower edges of the roof that overhang the home’s exterior walls. … Gable: The A-shaped side wall of the home that forms the peak of the roof is called the Gable. The home above has 2 gables, one on each end of the home. Rake: The rake of the roof is the part that ends over a gable end.
What is a peaked roof called?
Gable Roof. Also known as pitched or peaked roof, gable roofs are some of the most popular roofs in the US. They are easily recognized by their triangular shape. Pros: Gable roofs will easily shed water and snow, provide more space for the attic or vaulted ceilings, and allow more ventilation.
What is the wood under the eaves called?
The bottom — or soffit — where the damage is, is typically thin plywood, usually 1/4-to-3/8-inch-thick. It’s cut in long sections and butt-jointed together with a thin piece of plastic molding that slips over both ends forming a joint.
What is the wood under shingles called?
Decking. Also known as the wood sheathing, this is the base on which everything else is laid on. It’s essentially the foundation of the roof. This is typically made with OSB or oriented strand board or plywood that’s attached with nails onto the rafters.
What are the metal things on roofs called?
Snow guards or snow brackets are roof-mounted metal “spikes” installed by your roofing contractor and designed to hold large amounts of snow in place and prevent them from falling in one big chunk.
Where is the eve of a house?
An Eave is defined as the edge of the roof that overhangs the face of a wall. This is the portion of the roof that protrudes beyond the side of a house or building. In contrast, a Gable (or Rake) is the overhang of a building that occurs on the side that is topped by a gable roof.
What is raking on a roof?
Instead, the rake refers to the sloped sides of a gable style roof. This type of roof is one of the most common in colder or temperate climates, and consists of two roof sections sloping in opposite directions from the peak to allow for the best flow of precipitation off the roof.
Does a flat roof have eaves?
The term “eaves” does apply to the edge of a flat roof (note: in this particular case, the flat roof would not have an overhang that would project beyond the line of the walls).
