Book excerpt: Repairing Old and Historic Windows Windows are a common problem in nearly every rehabilitation project should they be repaired or must they be replaced? What can be done to repair a water-damaged sill? Can a window be retrofitted with storm windows? How can windows be replaced while still maintaining their historical integrity? Repairing Old and Historic Windows explores these questions and provides detailed information on how to go about refurbishing windows within current preservation standards. Written for homeowners, architects, builders, engineers, and preservationists, Repairing Old and Historic Windows is the complete and authoritative guide to window maintenance and repair. Chapters focus on window problems, including deterioration, weather damage, paint problems, and condensation; window maintenance, including cleaning, weatherstripping, and installing shutters; and window replacement, including design, fabrication, and installation. Some 140 photographs and illustrations, many of which are technical drawings, an extensive glossary of window refurbishing terms, and a suggested reading list provide further ideas and guidance for undertaking the repair of old and historic windows. The complete primer on window repair and maintenance.