The exact origins of sash windows are disputed, though the earliest regarded illustrations day again to seventeenth-century England.  B – sash cord. Every sash is linked to a sash twine that is certainly hooked up towards the facet with the sash and fed by way of a pulley. The sash wire is https://energy-efficiency82678.thechapblog.com/34813017/top-guidelines-of-sash-windows