1500 x 2000 mm Flat Roof Skylight – Frameless, Triple Glazed
£1,588.00
Transform your interior with this high-performance frameless skylight — crafted with triple glazing for superior thermal insulation, sound dampening, and a clean, modern look.
🌤 Frameless Flat Roof Skylight | 1500 × 2000 mm
Bring clarity, comfort, and clean modern style to your space with this premium 1500 × 2000 mm triple-glazed flat roof skylight. Designed specifically for flat roof installations, it delivers a seamless frameless appearance paired with outstanding thermal and acoustic performance.
Built with three layers of toughened safety glass — including a high-performance Low-E coated pane — this unit achieves a U-value of just 0.9 W/m²K and a G-value of 58%, allowing maximum daylight while maintaining energy efficiency and comfort throughout the year.
Whether in residential spaces or commercial interiors, this skylight combines engineering precision with architectural sophistication.
🔍 Technical Details
| Feature | Specification |
|---|---|
| Visible Glass Size | 1500 × 2000 mm |
| External Glass Size (with border) | 1700 × 2200 mm |
| Glazing Type | Triple Glazed |
| Top Layer | 8 mm Planibel Clearlite – Thermally Toughened (BS EN 12150) |
| Middle Layer | 6 mm iplus – Thermally Toughened with Low-E Coating (EN 12150) |
| Bottom Layer | 8 mm Planibel Clearlite – Thermally Toughened (BS EN 12150) |
| Spacer | 15 mm Warm Edge (Black) |
| Air Gap | Dual 15 mm, Argon Filled (90%) |
| Thermal U-Value | 0.9 W/m²K |
| Solar G-Value | 58% |
| Sound Reduction (EN 12758) | 39 dB |
| Weight | 179.80 kg |
| Glass Tint | Clear |
| UV Protection | Yes |
| Self-Cleaning Coating | Yes |
Note: For glass widths exceeding 1 metre, the bottom pane is thermally toughened to ensure safe structural integrity.
✅ Standards & Compliance
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Fully compliant with UK Building Regulations
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CE certified for EU market acceptance
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Suitable for flat roof installations up to a 45° pitch (non-opening applications)
🛠 Installation Guidance
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Opening Size: Add 10 mm to internal measurement for accurate fit (e.g. 1510 × 2010 mm)
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Border Note: Includes a 100 mm black ceramic border on the top glass, increasing overall dimensions by 200 mm
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Upstand Construction: Use pressure-treated timber (2″ × 1″ or 2″ × 2″)
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Sealant: Use only Dowsil 791 (black); acrylic sealants are not recommended
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Foam Rope: Recommended for secure installation and pressure distribution
💡 Key Benefits
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Clean, modern look with frameless glass-to-edge appearance
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High-level insulation and sound control for everyday comfort
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Self-cleaning glass reduces upkeep and maintains visibility
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Built for durability and performance in demanding environments
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