Verified from the manufacturer’s own documentation · last checked September 19, 2026
| Manufacturer | Andersen |
|---|---|
| Series | A-Series |
| Frame material | Wood interior with a low-maintenance composite / fiberglass exterior — Andersen's Fibrex-based Architectural Collection construction. Multiple natural wood species with painted or factory-finished stain options |
| Styles / configurations | Andersen lists five core styles — double-hung, casement, awning, picture and specialty/custom shapes — designed to match a range of authentic architectural home styles, with a common size grid and consistent sightlines. Confirm the current style range on Andersen's A-Series page |
| Glass options | Andersen High-Performance Low-E glass with a wide selection of options, including optional HeatLock technology for improved efficiency; dual- and triple-pane depending on configuration |
| U-factor | Not published as a single line-wide range; follows the glass package. Check the NFRC label on the exact unit quoted |
| SHGC | Not published as a single line-wide range; follows the glass package. Check the NFRC label on the unit quoted |
| VT | Not publicly specified |
| ENERGY STAR | Andersen markets A-Series as its most energy-efficient line and offers ENERGY STAR certified options; certification follows the glass package and climate zone |
| NFRC certification | NFRC-certified performance follows the configuration; check the NFRC label on the exact unit quoted |
| Warranty | Covered by Andersen's transferable Owner-2-Owner limited warranty, with coverage set per component rather than as one blanket term. Glass and the composite (Fibrex) material are covered against manufacturing defects for 20 years; other components carry their own durations, with exclusions (for example impact or special-order glazings, and improper installation). Read the current written warranty for exact terms |
| Positioning | Andersen's flagship Architectural Collection line — its best-performing, most energy-efficient windows, engineered to hold up in coastal and high-wind regions. Composite/fiberglass exterior over a wood interior, with strong architectural-style matching. Premium / luxury price tier |
| Price position | Premium / luxury; top of Andersen's range |
| Installation | New construction, replacement and remodeling; custom, made-to-order through Andersen dealers |
Notes
Andersen describes A-Series as its top Architectural Collection line. Exact per-component warranty durations vary — read the written Owner-2-Owner warranty. U-factor, SHGC and VT are configuration-specific — check the NFRC label
Sources
Andersen's own series pages — andersenwindows.com/windows-and-doors/series and the A-Series page (construction, styles, positioning as most energy-efficient); Andersen warranty pages (Owner-2-Owner) at andersenwindows.com/support/warranty; Andersen A-Series brochure/product guide. Third-party dealer summaries used only to corroborate the per-component warranty structure