A Denver window replacement can be an expensive upgrade. Many people allow their windows to go far too long before getting the replacement they really need, and end up spending more money in increased energy bills or repairs. When it’s time to get those windows switched, there are ways to avoid the bank-busting costs, and still get a good quality window for your buck. 5 Money-Saving Hacks When Replacing Your Windows For most people, window replacement projects can send your budget upwards of $2,000 depending on the building and desired windows. If this made you cringe, don’t feel bad. No.