What Is a Cavity Wall?
Sandwich wall refers to a wall formed by filling a continuous cavity reserved in the wall with heat-preserving or heat-insulating materials, and connecting the inner and outer leaves of the wall with rust-proof metal tie pieces, also known as sandwich composite Wall or cavity wall.
Sandwich wall
Right!
- Chinese name
- Sandwich wall
- Foreign name
- cavity wall with insulation
- Sandwich wall refers to a wall formed by filling a continuous cavity reserved in the wall with heat-preserving or heat-insulating materials, and connecting the inner and outer leaves of the wall with rust-proof metal tie pieces, also known as sandwich composite Wall or cavity wall.
- The cavity wall first appeared in the buildings of ancient Greece and Rome. In 1850, metal connectors were applied to the composite wall. In the late 19th century, cavity walls appeared in the United States, but it was not until 1937 that such walls were recognized by official and relevant organizations.