Listed Building Secondary Glazing in Kensington
Kensington's listed buildings require the most sympathetic and reversible secondary glazing solutions. Our expertise in conservation-approved installations ensures your property meets stringent heritage requirements while achieving exceptional thermal and acoustic performance.
Working with conservation officers and heritage specialists, we provide discreet solutions that enhance comfort without compromising the architectural integrity of your listed property.
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Conservation Area Compliance
Listed Building Consent
Fully reversible installations that comply with Listed Building Consent requirements. Our systems leave no permanent alterations to original fabric.
Heritage Officer Liaison
We work directly with Kensington & Chelsea conservation officers to ensure all installations meet strict heritage preservation standards.
Planning Permission Support
Complete planning application support including detailed drawings, heritage statements, and conservation area assessments.
Discreet & Sympathetic Designs
Invisible from Exterior
- •Ultra-slim frames with minimal visual impact
- •Recessed installations within window reveals
- •Color-matched frames to blend with existing windows
- •No external fixings or visible alterations
Enhanced Performance Without Compromise
Thermal & Acoustic Benefits
- •Up to 60% improvement in thermal efficiency
- •Significant reduction in road noise from Exhibition Road and Cromwell Road
- •Enhanced security without visible security measures
- •Protection of original windows from weathering
Preservation Advantages
- •Protects original glass and putty from deterioration
- •Reduces condensation damage to window frames
- •Extends the life of historic windows
- •Maintains building's heritage value
Heritage-Sensitive Installation Process
1. Heritage Assessment
Detailed survey of your listed building including architectural significance and conservation requirements.
2. Planning Liaison
Direct consultation with RBKC planning department and heritage officers to ensure compliance.
3. Precision Manufacturing
Custom fabrication to exact specifications ensuring perfect fit with minimal intervention.
4. Expert Installation
Careful installation by heritage-trained technicians with minimal disruption to your property.
SW7, W8, SW5 Listed Building Specification
Kensington's listed-building stock spans Italianate stucco terraces in SW7 (Queen's Gate, Cromwell Road, Exhibition Road), red-brick Queen Anne in W8 (Kensington Square, Holland Park), and Victorian Gothic in SW5 (Earl's Court). Cromwell Road and Kensington High Street carry façade Leq,16h of 70–75 dBA; the quieter side streets (Hyde Park Gate, Cottesmore Gardens) sit at 55–60 dBA. RBKC's conservation officers consent secondary glazing as the preferred thermal and acoustic upgrade for Grade II and Grade II* listed properties because the install does not alter listed fabric.
- Cromwell/Kensington High frontages: 10.8mm Stadip Silence + 200mm cavity, Rw 52 dB combined, indoor LAeq <35 dBA
- Side streets and garden squares: 8.8mm acoustic + 150mm cavity, Rw 48 dB combined, Uw 1.7 W/m²K
- Frame: 18mm slim-line aluminium, RAL-matched to original timber joinery, concealed sub-frame fixings (no penetration of listed fabric)
- LBC submission: Heritage Statement, drawings, and reversible-install schedule supplied for RBKC planning
- Article 4 compliance: meets the additional restrictions applied to Kensington Square and Holland Park conservation areas
Preserve Your Listed Building's Heritage
Get expert advice on conservation-compliant secondary glazing for your Kensington listed property. Free heritage assessment and planning support included.