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Our replacement windows are A-Rated to comply with part 'L' of building regulations
Dunster House Ltd.
Our replacement windows are A-Rated to comply
with part 'L' of building regulations
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uPVC Coupler & Extensions Quote

Need any advice or help? Contact us or call us on 01234 868628!
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from £2.49
Total incl Vat:
from £2.08
Total Excl Vat:

Our on-line design tool uses a simple step-by-step process to produce an instant quote for the uPVC windows and doors you want, in just a few minutes. You won't find the same quality product, level of service or price to match - If you do we promise to beat it*.

* See our Price Promise

Choose Coupler or Extension Style
Coupler
15 MM Extension
25 MM Extension
40 MM Extension