Secondary Glazing

Secondary Glazing: The Heritage Property Solution

The most effective method for improving thermal comfort and acoustic performance in period properties without compromising architectural integrity or requiring complex planning permissions.

Why Secondary Glazing Works Brilliantly

  • No Exterior Alterations

    Original windows remain completely unchanged and visually unaffected

  • Substantial Thermal Improvement

    Achieve up to 70% reduction in heat loss through existing windows

  • Acoustic Benefits

    Significant noise reduction, especially effective with specialist acoustic glass options

  • Completely Reversible

    Can be removed without trace if circumstances change

  • Planning-Friendly

    Generally doesn't require conservation area consent or complex approvals

Our Secondary Glazing Systems

  • Lift-Out Panels

    Removable panels for occasional window access and seasonal flexibility

  • Sliding Systems

    Horizontal or vertical sliding configurations for regular operational use

  • Hinged Systems

    Side-hung or top-hung options for frequent window operation

  • Fixed Glazing

    Maximum thermal and acoustic performance where access isn't required

Specialist Heritage Applications

  • Listed buildings and strict conservation areas

  • Properties with irreplaceable original historic glazing

  • Urban noise reduction in busy London locations

  • Improving comfort in traditionally hard-to-heat period buildings

  • Properties where external alterations would damage character or value