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
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No Exterior Alterations
Original windows remain completely unchanged and visually unaffected
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Substantial Thermal Improvement
Achieve up to 70% reduction in heat loss through existing windows
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Acoustic Benefits
Significant noise reduction, especially effective with specialist acoustic glass options
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Completely Reversible
Can be removed without trace if circumstances change
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Planning-Friendly
Generally doesn't require conservation area consent or complex approvals
Our Secondary Glazing Systems
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Lift-Out Panels
Removable panels for occasional window access and seasonal flexibility
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Sliding Systems
Horizontal or vertical sliding configurations for regular operational use
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Hinged Systems
Side-hung or top-hung options for frequent window operation
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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