Verified from the manufacturer’s own documentation · last checked September 18, 2026
| Manufacturer | Simonton |
|---|---|
| Series | 6500 Collection |
| Frame material | Vinyl. Simonton describes fusion-welded, one-piece frame and sash construction using its thickest vinyl sash, with 16 total chambers across frame, sill and sash, triple-fin weather stripping and a 10-degree triple-stepped sloped sill for drainage |
| Styles / configurations | Double-hung, sliding, casement, awning, picture, bay, bow and geometric shapes are offered across Simonton's residential range; availability by style varies by region. The 6500 is Simonton's premier collection |
| Glass options | 7/8 inch insulating glass unit with double-strength ProSolar Low-E glass, argon and the Supercept spacer system on the 6500 double-hung. Options for acoustics, security, privacy and fade protection, including laminated glass. Simonton offers region-specific glass packages built to ENERGY STAR guidelines |
| U-factor | Not published by Simonton as a single range. Configuration dependent: check the NFRC label on the exact unit quoted |
| SHGC | Not published by Simonton as a single range. Configuration dependent |
| VT | Not publicly specified |
| ENERGY STAR | Simonton offers region-specific glass packages that meet ENERGY STAR guidelines for any region of the country. Select triple-pane windows from the 5500 and 6500 double-hung lines earned the ENERGY STAR Most Efficient 2024 designation |
| NFRC certification | Product specifications and structural performance documents are published in Simonton's For Pros product specification library |
| Warranty | Simonton states it backs all 6500 windows with a comprehensive warranty covering vinyl, hardware, screens and insulating glass units, and markets a Limited Lifetime Warranty across most of its range. Simonton does not publish the component-by-component terms on the 6500 product pages, so the specific durations and transferability are Not publicly specified here; request the written warranty document before purchase. The 6500 double-hung also carries the Good Housekeeping Seal, which includes an additional two-year limited warranty from Good Housekeeping |
| Positioning | Simonton's premier vinyl collection, marketed on a wood-look frame design, heavy vinyl sections and customization through its Decorum program of exterior colours, woodgrain interiors and hardware finishes. Simonton is a Cornerstone Building Brands company and sells vinyl only, with no wood or fibreglass lines |
| Price position | Not publicly specified |
| Installation | Replacement and new construction; sold through independent dealers and contractors, and the Simonton 6000 collection is available through The Home Depot |
Notes
Vinyl. Series is now marketed as "Simonton 6500 Collection" on Simonton's current site. Sold exclusively at The Home Depot as the Simonton 6000 collection (a name overlap Simonton uses for its Home Depot channel). The Home Depot / Vantage Pointe channel pages state 6500 is backed by Simonton's Double-Lifetime Limited Warranty, covering vinyl, hardware, screens and insulating-glass units — request the current written warranty for exact component durations, labor terms and exclusions. U-factor, SHGC, VT and installed pricing not publicly specified as line-wide values — check the NFRC label on the exact unit quoted
Sources
Simonton 6500 Collection page (simonton.com/windows-doors/simonton-6500-windows/) — premier positioning, Home Depot exclusivity, ENERGY STAR Most Efficient 2023, Good Housekeeping Seal on the double-hung, Decorum colours and finish palette; Simonton 6500 double-hung and awning product pages (via vantagepointe.simonton.com — Home Depot channel) for construction (deeply beveled miter-cut sash), glass options (ProSolar Low-E with argon standard, ProSolar Shade Low-E, triple pane, Sound & Security laminated) and Double-Lifetime Limited Warranty language; Cornerstone Building Brands press release on the Good Housekeeping Seal and ENERGY STAR Most Efficient designation