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Everything about secondary glazing

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Double glazing operates by trapping a layer of air (or often argon gasoline) concerning the two panes of glass, usually all over 12mm aside. Timber can rot with humidity and warp after some time, leading to gaps which could leak h2o and air. This may defeat the goal of secondary https://claytonnpsgu.digiblogbox.com/54954004/what-does-secondary-glazing-mean

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