What are double glazed windows?

by | May 30, 2013 | Fencing

When two panes of glass are separated by a layer of gas or air and then the entire assembly is sealed, the result is double glazing in Wrexham. These double glazed windows provide a superior barrier to barring the outside temperature than does a single pane of glass as the air or gas acts as an insulator. The glass which is used in the manufacture of the double glazed assembly has a coating which prevents heat from getting in the house during the summer and then prevents it from escaping during the winter. Originally, double glazed windows were only found in places which has a severe climate, today Double Glazing in Wrexham is used extensively in both new construction and window replacement.

Although any type of glass can be used in the double glazing assembly, including decorative, the most commonly used is low emissivity glass. Low E as it is called is a high performance glass which has an invisible metallic veneer on the pane surface, as well as a special coating which are tailored to the climate where the installation will take place. High solar-gain glass is used in areas with short cool summers and long cold winters; this glass reduces heat loss considerably. In areas with mild summers and mild winters, Medium solar-gain glass is used and Low solar-gain is used in areas where the climate tends to be hot in the summer and mild in the winter.

Although a sealed air pocket between the two panes is good, when the pocket contains argon, the inert gas most frequently used, the insulation qualities are even better. Inert gases have a higher density than doe’s air alone therefore the gas allows less heat to escape in winter and less cold to enter. Double glazed windows are factory made so the panes are an airtight seal which enhances the insulation quality but also eliminates the possibility of condensation forming between the panes of glass.

Double Glazing Installers Wrexham has the tendency to increase the home’s value but perhaps the greatest benefit is the long term reduction in heating costs. With the ever increasing cost of fossil fuels, any reduction can shorten the amortization time of the windows cost. These windows are low maintenance, act as a noise buffer and act as a deterrent to forced entry.

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