Weather grille installed in external walls, suitalbe for air intake or exhaust . With fixed blades in angle 45o. The grille is equiped with wire mesh.


More in this category:

  • ΒΝ-D: With opposed blade damper for air volume regulation.
  • ΒΝ-Ε: Accessible.
  • ΒΝ-FΑ: With air filter.
  • BN-E-FA: Accessible, with air filter.