Jalousie window while keeping out water was deemed unsatisfactory by the study's authors. Jalousie windows also have several other drawbacks. Traditional style jalousie windows offer poor overall resistance to water penetration and drafts and are difficult to positively secure, as their slats are easily and silently removed. In addition to the inability to keep out water, they do not provide a secure barrier to keep air conditioned air inside. Also, the metal parts which make up the windows moving mechanism are prone to corrosion in humid environments, leading to damage such as broken or missing cranks. Jalousie windows are objects of scorn
Palladian architecture conceived. They were no longer villas but "power houses" in Sir John Summerson's term, the symbolic centres of power of the Whig "squirearchy" that ruled Britain. As the Palladian style swept Britain, all thoughts of mathematical proportion were swept away. Rather than square houses with supporting wings, these buildings had the length of the façade as their major consideration; long houses often only one room deep were deliberately deceitful in giving a false impression of size. During the Palladian revival period in Ireland, even quite modest mansions were cast in a neo-Palladian mould. Palladian architecture in Ireland subtly differs from