Sash windows and uPVC conservatories once installed are products that you will come to love and wonder how you coped without them in the first place. See more here: Conservatories UK.
New casement windows, UPVC conservatories and UPVC doors make use of any heat generated and ensure that it stays contained within the home for long periods of time.
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Typically, a casement window will open outwards, swinging on hinges mounted to the side of the frames. Modern double glazed casement windows have a wide angle of opening, almost up to 90 degrees.