In 1630 , which architect installed the world's first sash windows in a house in Norfolk?
Roger Pratt (architect) Roger Pratt (architect) Sir Roger Pratt (1620 – 20 February 1684) was an English gentleman-architect of the 17th century. He designed only five known buildings, but was highly influential, establishing a particularly English type of house, which was widely imitated. He drew on a range of European influences, and also on the work of Inigo Jones, England's first classical architect. Pratt also served on official commissions, and in 1668 was the first English architect to be knighted for his services. Pratt was born to a landed Norfolk family, although he was baptised at Marsworth, Buckinghamshire, on 2 November 1620. He
Sash window because the weights are concealed in a box case). The oldest surviving examples of sash windows were installed in England in the 1670s, for example at Ham House. The invention of the sash window is sometimes credited, without conclusive evidence, to Robert Hooke. Others see the sash window as a Dutch invention. H.J. Louw believed that the sash window was developed in England, but concluded that it was impossible to determine the exact inventor. The sash window is often found in Georgian and Victorian houses, and the classic arrangement has three panes across by two up on each of two