100mm frame depth
9 chambers
Always square internally
Choice of flush or storm externally
28mm double glazing or 44mm triple glazing
A++ Energy Rating
0.7 U-value
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Window WIdgets is consulted before specifying.
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| Uniclass (?) | Pr_30_59_98 Window units | |