Sash Windows

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Window Replacement


Whether you’re updating your existing home or taking on a period renovation project, be careful not to make the mistake of removing period timber sashes. Where they can be restored and waterproofed, it is always worth holding onto the original windows.

When to Replace


Most issues with timber windows can be fixed, including foggy windows, rotten frames and sticking sashes and a professional will be able to assist in making the decision in whether to salvage or replace but ultimately it's down to customer preference and budget.

added character


Installing new sash windows in an existing house or in a traditional-style self-build are generally more expensive than casements, but the extra cost for added character or a realistic recreation is usually worth it.

Sash Windows


Here at Altra Glass we supply and install uPVC Sash windows across North Wales. We have teamed up with Roseview windows the UK leading uPVC sash window manufacture. All three replacement uPVC sash windows combine high-performance modern benefits with all the charm and character of period timber sash windows. The result is a suite of easy-to-operate, low-maintenance windows that never need painting, but which offer enhanced security, A rated thermal efficiency and excellent sound insulation as standard. Between them, there’s a window to suit all projects and budgets: from new build and self build, through to conservation refurbishments and high-end replacements.

Available Colours


Anth Grey
Anth Grey
Anth Grey Smooth
Anth Grey Smooth
Black Brown
Black Brown
Clotted Cream
Clotted Cream
Elephant Grey
Elephant Grey
Golden Oak
Golden Oak
Green
Green
Irish Oak
Irish Oak
Mahogany
Mahogany
Pearl Grey
Pearl Grey
Rosewood
Rosewood
Slate Grey
Slate Grey
Slate Grey Smooth
Slate Grey Smooth
Simply Whitegrain
Simply Whitegrain

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