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 d├ęcor.

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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