Replacement Double Glazed Units Near Me Windows that are broken can cause draughts and leakage that waste energy and can result in high heating bills. The moisture that is trapped in the frames can cause them to rot and cause health issues for you and your family. Double pane windows consist of two identical insulated glass units separated by a spacer that is filled with argon or air. They are an excellent energy-saving option that can help you lower your winter heating costs and cut down ...