Annulus (firestop)

The annulus, or annular space, is the space between a penetrant and anything that surrounds it, such as the sides of an opening or a sleeve, as the case may be.[1] It is named after the corresponding geometric concept due to its shape.

References
  1. "Fire Stop Technologies". firestopstl.com. Retrieved 2024-01-15.

External examples of the use of the term.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.