Secondary Glazing

Secondary Glazing

A Simple Solution

Historic buildings, listed buildings or cost constraints – replacement windows are not always an option.

But you can greatly improve both the thermal and acoustic performance of existing windows with Senior Secondary Glazing products.

A low cost, high quality and versatile solution.

Full Range

  • vertical sliders
  • horizontal sliders
  • fixed
  • lift out
  • hinged

Performance and Looks

Available in 4mm and heavy duty 6mm glazing for extra performance.

Wide variety of colours to blend with internal décor.

Stocked in white for superfast delivery.

Concealed perimeter fixings to enhance appearance.

Secondary Glazing 


Secondary aluminium glazing system for improved thermal and acoustic performance.

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