Minimal Visual Impact
Slimline Secondary Glazing London
Ultra-thin frame secondary glazing with minimal visual impact. Perfect for period properties, listed buildings, and conservation areas where aesthetics are paramount.

Why Choose Slimline Secondary Glazing?
Our slimline systems offer maximum performance with minimal visual impact, preserving the character of your property.
Ultra-Thin Frames
Just 20mm frame depth - the slimmest profile available for maximum light transmission
Minimal Visual Impact
Virtually invisible when closed, preserving the original window appearance
Maximum Performance
Up to 70% noise reduction and 50% thermal improvement despite slim profile
Slimline vs Standard Frames
Compare our slimline system with standard secondary glazing frames.
| Feature | Slimline System | Standard System |
|---|---|---|
| Frame Depth | 20mm | 35-50mm |
| Visual Impact | Minimal | Moderate |
| Light Transmission | 95%+ | 90-92% |
| Noise Reduction | Up to 70% | Up to 80% |
| Heritage Suitability | Excellent | Good |
Ready for Slimline Secondary Glazing?
Get a free consultation for slimline secondary glazing. Perfect for period properties and conservation areas.