Jalousie window interior of the house from jealous peering eyes. A patent for a basic louvered window was applied for in the US by a Joseph W. Walker, of Malden, Massachusetts, in 1900 and issued November 26, 1901, as patent no. 687705. A popular hand-cranked glass, aluminum, and screen window combination was later designed by American engineer Van Ellis Huff and found widespread use in temperate climates before the advent of air-conditioning. Jalousie windows were a popular feature in Mid-century modern houses, especially those built in warm and humid climates. Jalousie windows maximize natural ventilation by allowing airflow through the entire window
Residencia Armstrong-Poventud located above the podium and articulated in an ionic pilaster order. Each arch-window houses folding jalousie shutters. At the upper level there are four Ionic pilasters with pedestals resting on a continuous horizontal string-course. The three openings are symmetrically arranged and equally proportioned and articulated: a simple surround with a keystone frames a wide arch, opening out to a balcony through wooden jalousie doors. Decoratively etched clear glass lights occupy the tympanym over each opening. The first and third bay balconies contain waist-high decorative cast-iron railings and the wider central balcony consists of stone balusters and rails supported by the