What is the roof cornice : definition , function , installation rules

Key Features of the roof cornice

Curtain installation caused the projections cover the truss.If the rafters do not extend beyond the walls, they extend through the fillies.This method is quite common.Apply various types of fillies.

The special protection needs gable of the house.And in this case it helps the eaves of the roof.The width of the roof (eaves) overhang harboring pediment from the surrounding environment manifestations, may have settings in half a meter.It is important to establish at the end of the roof cornice board.The lower edge of the eaves installation sheathed protective materials.cornice assembly closed with a wooden board (the most common method).

Note: installation of pitched and front overhangs have a different way of installation.

type classification eaves

Masters schemes developed enough cornice installation.Therefore, consider the many types of roof overhangs:

1. unfiled eaves - eaves that apply when installing the hip (hipped) roof of the building.Their use has also been observed in the regeneration of a pent roof and gable.
2. filed - widely used in bi-directional and hipped roofs.
3. The box type eaves - a non-standard use.It is used when installing the shed roof and sloping roof scheme.

4. Shortened roofing unit (a prime example - the Danish roofing).We are using all the above types of roofs.

roof cornice: consider other

Node overhang has a specific character.Its form is used for area climatic conditions.There are several types:

1. overhang eaves flush

His arrangement occurs in the absence of the projecting roof system.Rafter board in this case is fixed drain structure, located parallel to the ground.This installation will protect from the pediment of the precipitation.An additional advantage is the ability to arrangement of gutters to ensure the output water retention.

node negative characteristics cornice flush:

- openness of the upper edge of the wall, the possibility of getting to moisture;

- insufficient node length (half a meter).

Compensation lack of roof projections - mare (apply cropping wooden beams, they are fixed to the rafters and then screwed them curtain systems).

1. Outdoor unit cornice

It is created when you install the ledge rafter roof gable pediment over the line.Fastening drainage construction going on the side rafter boards.

Outdoor cornice assembly of its functional qualities of the type used for the broken roof.

1. Indoor unit overhang

are created in the process of closing the rafters beyond the gable.Applied technology groove inside.It mounted components eave trim.

Importantly: Pediment unit can be mounted, going beyond the perimeter walls.The selected option shows a preference master of the house and recommendations of the expert.Either choice involves plating the unprotected surface of the eaves.

What material is used for the eaves of the roof?

Consider the list of suitable materials commonly used for cladding eaves node:

• Board (better needles);

• Galvanized steel reservoirs;

• Aluminium sheets;

Important note: wooden base selected moisture resistant, able to not collapse under the influence of external factors.Pretreated moisture barrier means (on the basis of the paint, varnish).The thickness of the wooden material - an average of 0.2 centimeters.The thickness of the steel layers is 0.08 centimeters.Their is a mandatory open paint.Parameters of aluminum raw material - the thickness of 0.6 cm, width - 30 centimeters.

Used Tools:

1. level
3. Hammer Measuring tape
4. Electric screwdriver
5. Angle measuring tape
6. Marker
7. length mark Auxiliary mountings.

For more detailed information offer a preview video in the next tab: