: Manufacturers like Atlant offer a "Silver Classic" line that uses a 6-chamber system with a 70mm depth, but the 62mm variant remains a standard for balancing weight and performance. Silver Line by Andersen Options
: Manufactured using a pyrolitic (hard coating) process, making it stable, scratch-resistant, and suitable for single glazing or double-glazed units. Typical Technical Specifications Specification Value (Approx.) Light Transmission Solar Factor (g-value) Shading Coefficient Light Reflection (External) Standard Thicknesses 4mm, 5mm, 6mm, 8mm, 10mm, 12mm Common Applications
: Offers a neutral/greenish reflected color and low outdoor reflectivity (11%), maintaining clear views while blocking significant solar heat.
| Feature | Silver 62 (Mid-Range) | Premium Windows (High-End) | | :--- | :--- | :--- | | | Virgin Vinyl (Hollow cavities) | Vinyl with foam filling or Fiberglass | | Glass Panes | Double-pane | Triple-pane or Double with Krypton | | U-Factor | 0.28 – 0.32 | 0.18 – 0.24 | | SHGC | 0.30 (Solar control) | 0.20 – 0.40 (Customizable) | | Average Cost | $450 – $650 installed | $800 – $1,200+ installed | | Best Use | Rentals, mild climates, budget reno | Primary homes, extreme climates |
