एक घंटा 1 घंटा आग रेटेड दीवार विवरण

Parapet wall A parapet wall is a wall that is built on top of a roof or deck, typically to provide additional privacy or security. Parapet wall design can be made from a variety of materials, including wood, brick, stone, or concrete. It is typically low in height (3 feet), and is often used to…