Unformatted text preview: By varying the amount of the overlap, any roof can be created. A single-ply membrane is brought to the building site in the form of sheets of synthetic rubber, plastic, manufactured to the desired overall thickness; these sheets are joined at the edges with heat, a solvent, or an adhesive to form an impervious membrane. 3. Cedar shingles are cut from logs, while cedar shake is just wood chips. 4. Sheets of copper, lead, steel or stainless steel are used to create meal roofs. Lead roofs oxidize in time to a white color. Copper turns to a beautiful blue-green in clean air, and a dignified black in an industrial atmosphere: various chemical treatments can be used to obtain a certain color....
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- Spring '08
- Vapor, Water vapor, Roofs, Stainless steel, Flat roof