Jalousie window Jalousie window A jalousie window (, ) or louvre window (Australia, New Zealand, Pacific Islands, Southeast Asia, United Kingdom) is a window composed of parallel glass, acrylic, or wooden louvres set in a frame. The louvres are joined onto a track so that they may be tilted open and shut in unison to control airflow, usually by turning a crank. Jalousie is the French word for jealousy. It originated in 18th century France from the Italian word "geloso", which means jealous, or screen, as in to screen something from view. Supposedly because of their slatted louvres, jalousie windows protect the
Palladian architecture his pupils, but rejecting the baroque, he spent three years studying architecture in France and Italy, before returning home to Ireland. His most important Palladian work is the former Irish Houses of Parliament in Dublin. He was a prolific architect who also designed the south façade of Drumcondra House in 1725 and Summerhill House in 1731, which was completed after Pearce's death by Richard Cassels. Pearce oversaw the building of Castletown House, near Dublin, designed by the Italian architect Alessandro Galilei (1691–1737). It is perhaps the only Palladian house in Ireland to have been built with Palladio's mathematical ratios, and