Premium Double-Glazed Rooflight Glass by Rooflight Factory
Upgrade your property with the superior performance and clarity of the Rooflight Factory double-glazed glass unit. Designed for exceptional thermal efficiency, durability, and visual comfort, this glazing solution ensures long-lasting quality and energy savings for modern homes and commercial buildings alike.
Product Overview
This high-specification double-glazed unit combines precision-engineered materials with advanced Low-E technology to deliver excellent insulation and light transmission. Perfect for rooflights, skylights, and other architectural glazing applications, it provides outstanding thermal control while maximising natural daylight.
Glass Composition
- 1st Pane: Stratobel Clearlite 8.8.8 Thermally Toughened Laminated Glass
- Air Gap: Air gap: 16 mm Argon 90%
- 2nd Pane: 6 mm iplus Thermally toughened glass with Low-E coating BS EN 12150
Technical Specifications
| Specification | Value |
|---|---|
| Glazing Type | Double Glazed |
| Top Glass Pane | Stratobel Clearlite 8.8.8 Thermally Toughened Laminated Glass |
| Bottom Glass Pane | 6 mm iplus Thermally toughened glass with Low-E coating BS EN 12150 |
| Air Gap | 16 mm Argon 90% |
| U-value (EN 673) | 1.1 W/m²K |
| Light Transmittance (EN 410) | τv [%] 74 |
| External Light Reflection (EN 410) | ρv [%] 11 |
| Internal Light Reflection (EN 410) | ρvi [%] 12 |
| Colour Rendering Index (EN 410) | Ra [%] 95 |
| Total Solar Energy Transmittance (EN 410) | g [%] 49 |
| Shading Coefficient (EN 410) | SC 0.56 |
| Selectivity (EN 410) | 1.51 |
Key Features & Benefits
- Energy Efficient: Achieves a low U-value of 1.1 W/m²K, helping to maintain comfortable indoor temperatures and lower energy bills.
- Superior Clarity: High light transmittance of 74% ensures bright, naturally lit interiors without compromising efficiency.
- Durable Construction: Toughened and laminated glass layers provide exceptional strength and safety performance.
- Excellent Solar Control: Advanced Low-E coating and argon-filled cavity minimise solar gain while retaining warmth.
- Precision Quality: Manufactured to strict European standards for consistent performance and reliability.
Ideal Applications
This double-glazed glass unit is perfectly suited for rooflights, skylights, or any architectural glazing project requiring a balance of strength, insulation, and optical clarity. It is particularly well-suited for British homes and buildings seeking improved energy efficiency and light quality throughout the year.
Why Choose Rooflight Factory?
With Rooflight Factory, you can trust in expert craftsmanship, innovative glazing solutions, and materials that meet the highest safety and performance standards. This premium double-glazed glass unit offers the perfect combination of design, efficiency, and long-lasting durability—making it a smart investment for your property.




































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