The Iron Works Patterned Hit & Miss Vents are available in two sizes: 225mm × 82mm (single-course, suitable for standard airbrick positions) and 225mm × 150mm (double-course format). Both sizes are available in all three finishes: Antique Black, Polished Lacquered, and Polished Brass.
![69deg Single Unequal Branch [HS]](https://tuscanfoundry.com/wp-content/uploads/2018/11/hs4023-69deg-single-unequal-branch.jpg)