Alside’s documentation sometimes calls this the "Energy Star 5.0 compliant" package. However, note that Energy Star requirements changed in 2023, pushing Northern zones toward U-0.30 or lower. Silver 62 windows meet older standards but may not qualify for the most recent Energy Star credits in extreme northern climates.
No product is perfect. Based on user reviews of comparable mid-tier silver vinyl windows, here are the top three complaints: silver 62 windows
The Windows.
| U-Factor Rating | Performance Level | Typical Use | |----------------|------------------|--------------| | 1.20+ | Poor | Old single-pane windows | | 0.80-1.10 | Basic | Uncoated double-pane | | 0.60-0.75 | Good | Silver low-E, argon fill | | 0.28-0.45 | Excellent | Triple-pane, krypton fill | No product is perfect
The number "62" is arguably more important than the word "Silver." The measures how much heat escapes through a window. Lower is better. Lower is better
They’re surprisingly energy-efficient. My heating bill dropped by ~15%, which means I can now afford the fancy oat milk. Also, installation was straightforward—no surprise “proprietary screws” or 45-page manuals written in cryptic diagrams.