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FAQ: The abbreviation FENSA stands for FENESTRATION - SELF ASSESSMENT. The uk dictionary definition of the word fenestral or fenestrate is " belonging to or like a window" The word fenestration is "the arrangement of windows in a building". FENSA is used by double glazing uk trade companies to certify that their replacement windows and doors installed comply with Building Regulations Document L (and more), actually checking av. 1% of all replacement windows installations. Did You Know?
Double glazing & dummy sashes in windowsDummy sashes in double glazed windows is an expression that describes the look of mullioned windows that are fitted with sashes that are dummies, i.e. the fixed panes that are not meant to open but 'look' as if they are openers, thus all the visible panes are in line: "equal sight lines". What has The Window Man got to say about dummy sashes and equal sight lines? Well, just a simple couple of points, and sorry in advance for the against list: Dummy sashes in double glazed windows, the case for: Dummy sashes in double glazed windows, the case against: Dummy sashes in double glazed windows block quite a bit more light out, and in a room that needs more light rather than less, they could be a mistake. Lastly, dummy sashes in double glazed windows cost more to make both in materials and labour, irrespective of if the 'double glazing salesman' tells you they are "free". The idea behind them wanting you to have them is often the commission on offer from the company for them to sell you dummy sashes, so as to increase their volume of work. This picture shows a double glazed bay window with dummy sashes:
Dummy sashes in double glazed windows, to have or not to have: With new double glazing there are a great many options, you choose how much to spend on extras, it is your decision but think about it carefully and don't make snap decisions.
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