Fixed Unit

Our fixed units are an independent window that is permanently fitted on the inside of the existing door or window. Best paired with: Rooms where space is limited.


A minimalistic, maintenance-free alternative to the rest of the range, our fixed secondary glazing features an independent unit that is neatly fitted on the interior side of the primary window. As an effective alternative to a complete window replacement, our fixed units provide significant noise reduction, thermal performance and enhanced security.


Fixed units continue to be one of the most popular selections in our product range. The combination of simple design features with incredible performance benefits make them an ideal choice for virtually any property type.


Other Key Features:

• Up to 10.8mm glazing available

• Choose from over 200 RAL colours

• Ideal for commercial and residential properties of all sizes

• Backed by a 10-year guarantee

• Ultra-slim durable aluminium frames

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