cavity wall
Học thuậtThân thiện
Definition
Noun: A cavity wall is a type of wall construction consisting of two separate layers (or "skins") of masonry, typically brick or block, with a continuous air gap (the cavity) between them. This design provides improved thermal insulation and moisture protection compared to a solid wall.
Usage
The term is used primarily in the context of construction, architecture, and building maintenance. It describes a specific structural feature of a building's envelope. - The architect specified a cavity wall for better energy efficiency. - During the renovation, they discovered that the cavity wall had been improperly insulated.
Advanced Usage
- "To fill/treat a cavity wall": Refers to the process of adding insulation material into the air space of the wall.
- We decided to fill the cavity wall with mineral wool to reduce heating costs.
- "Cavity wall tie": A specific component (a tie or wall tie) used to structurally connect the two layers of masonry across the cavity.
- The survey revealed corrosion in the original cavity wall ties.
Variants and Related Words
- Cavity: (Noun) The empty space or hollow area itself. In construction, it specifically refers to the gap within a cavity wall.
- Solid wall: (Noun) A wall built as a single, continuous layer of masonry, which contrasts with a cavity wall.
- Masonry: (Noun) The building of structures from individual units (like bricks or concrete blocks) bound together by mortar.
Synonyms
- Double-leaf wall: A less common technical synonym.
- Hollow wall: A more general, descriptive term.
Antonyms
- Solid wall: A wall constructed from a single, continuous thickness of material without a deliberate air gap.
Related Phrases/Concepts
- Cavity wall insulation: The material or the act of installing material within the cavity to improve thermal performance.
- Government grants are available for cavity wall insulation.
- Cavity barrier: A component (like a block of material) installed within the cavity to prevent the spread of fire or smoke.
- Building regulations require cavity barriers at specific intervals.
Noun
- a wall formed of two thicknesses of masonry with a space between them