 Acer technology keeps the edge of the glass warmer and holds the window seal longer, making your windows last up to five times longer than other window systems. Plus, Universal backs it up with a lifetime warranty as long as you own your home and 20 years to the next homeowner. So if you've been procrastinating, call my friends at Windows Direct at Universal Windows Direct 443-353-9462. That's 443-353-9462.