Snow and ice can pose issues besides obstructing drains. One among our buyers owns a shopping mall. 1 February they called us to claim that their moveable inside curtain-partitions wouldn't budge. They were accurate in believing that it had been a roof challenge—six feet of compacted, layered snow and ice https://docs.google.com/spreadsheets/d/148ldzGKQl6QeLHx8AyVSzDixaG1ZWeEeJmVv1stl03Q