Sometimes it is tempting to buy replacement windows at the Home Depot or Lowes to save a few bucks. You might even think you can't go too wrong if you choose one of the more recognizable brands. Well, here is a brand that you probably recognize that is now involved in a class action lawsuit in California. http://www.windowanddoor.com/news-item/companies/pella-faces-class-action-sui...
If you live in california, and you are shopping for replacement windows, do yourself a favor and get a price at the big box hardware store first, then take a few minutes to submit the same sizes to me for a quote on the Certainteed/PlyGem windows. You may be very surprised at the difference in price. You can submit a quote request at http://www.how-to-install-windows.com/quotepages.html