Learn More About Sash Windows

Learn More About Sash Windows

Sash windows are elegant windows that we all have seen in buildings of old architecture especially the Victorian and Edwardian buildings. These were believed to have originated in England in the late 17th century. Robert Hooke is considered to be the person who designed the first sash window. And they became extremely popular with most buildings of those days sporting them. The glass panes were encased in timber frames that could slide up and down vertically. From England, their popularity spread to other parts of the world. Even today, it is extremely popular with homeowners for their old-world-charm look as well as functional convenience.

They have a simple yet classic design of two horizontal rows containing 3 glass panes in each row. Now these two rows are arranged so that the sashes or the movable panels can be moved up or down. There are certain designs like Yorkshire light where the sashes move horizontally but the vertical ones are more preferred. The most commonly seen design is where both the upper and lower sashes move up and down vertically in distinctly different grooves within the window frame. There is metal stripping often Double Glazing Sash Windows Kent installed to support the sashes and keep them steady and strong. Windows typically have a cord and pulley assembly or a spring balance system to maintain the vertical position of the sash when opened. This assembly is normally hidden from view.

Sash window assembly: Sash windows are single and double hung usually. In both types of installations, there are two sashes. In double hung configuration, both the sashes can be opened. This is excellent for ventilation. In single hung configuration, only the lower sash can be moved up and down, whereas, the upper sash is fixed. Not very often seen are multiple hung configurations like triple or quadruple hung configurations that may be used where the windows are very tall and span large lengths.

You will typically find double hung windows being especially preferred for rooms on higher floors. This is because due to their structure they can provide an effective ventilation system for your room. The bottom sash can allow fresh air to flow in from outside. And the warm air that is pushed upwards gets pushed out from the top sash initiating a ventilation cycle that naturally cools down the interior. But care must be taken to keep the hinges in perfect shape so that the sashes do not get jammed or stuck and operate perfectly. Also use double glazed sash windows for stronger and sturdier glass panes that are energy efficient and noise free.

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