They were very respectful of us and our house, removing their shoes every time they entered the house. They accomplished the task rapidly and still left the operate location cleaner than they discovered it. Fantastic work! Hurricane glass also includes a darker tint than normal glass to offer UV protection. http://news.latestnewsfinance.com/story/539617/highperformance-impact-windows-built-to-meet-florida-building-code-standards.html