Journal Dictionary: Pergola
The word «pergola» comes from Latin pergula, a construction project of a dwelling. The word was borrowed there about a century was the Italian designer who employs for an arbor. A pergola means a slight construction, located in a garden or on a terrace, serving as support to climbing plants and providing natural shade.
John Lum Architecture, Inc. AIA
Unlike the arbor with a rounded roof, the pergola has a flat roof, a skylight, is beams, supports by pillars or columns.
Sirius Landscapes, Inc.
Most of the time, the pergola is made of wood or metal. It can be against a wall, a house, or be independent as here.
The pergola nineteenth? century is an evolution towards an architectural element DEVOID his role trellising of vines. It retains its role shade resuming his account has the attributes of the louvers, perforated blades, often wooden.
Andrew Snow Photography
Sometimes self-supporting, it is the companion of the wide bay windows.
But it can also stand as an independent structure to delineate and cover a room in addition to the garden.
Recent evolution, bioclimatic pergola means a structure has slats aluminum which once fermees by a crank or a motorized system, transforming it into waterproof roof.
This «intelligent» system helps to protect from the rain, to ventilate a terrace by avoiding the greenhouse effect and to control the brightness entering the house, generant of energy savings.