Today's windows can solve problems and improve the comfort in the home in ways that were just imagined ten or fifteen years ago. Is your home too hot in the summer or too cold in the winter? Today's windows can change that. Are you concerned about seeing your valuable investment in home furnishings destroyed by fading? Today's windows can help. Are you bothered by noisy intrusions from the world around you? Today's windows can keep out the noise. As glass is the largest component of a window, making the right choice about glazing will go a long way toward giving you the results you want from your window investment. Replacing windows is one of the most important investments you can make for your home. Castle Windows proudly offers Heat Mirror TM Glass for your replacement window project. There are numerous reasons for choosing Heat Mirror glazing to help you most appropriately protect and enhance your home's environment and value. We've created this selection guide to help you choose the product that most meets your requirements. This glazing guide covers four important areas of window performance, providing comparative performance information and selection criteria for the following critical areas of performance. You are here: Home >> Product Catalog >> Specialty Glass and Glazing