Period features, modern design and quality

Keep the period feature but modernise your home with our range of vertical slider windows.

Vertical slider windows are a highly attractive and functional option that can transform the entire aesthetic of your home or it would be a great way to preserve the architectural integrity of a period building.

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Acorn uPVC is a manufacturing company with a reputation for consistent quality and the highest level of customer care. We offer an industry leading 10 year, no quibble guarantee.

Guaranteed quality at the right price.

Our large plant in Tredegar South Wales is capable of producing windows and doors of the very highest standards and we have three of our own kite marks ensuring you get the very best quality at the very best price. We also have a showroom so you can come in to see and feel the quality yourself.