Supply / Return Linear Bar Grilles – Single Deflection
Sales EnquiryCatalogue




Linear Bar Grilles B-20 – Series; 1 – Single Deflection

Model : RLBG-B-21 / SLBG-B-21

Aluminium Construction.

Single Deflection Blades

Low Leakage Frame styles.


BETEC CAD. model RLBG-B-21 / SLBG-B-21  is a Return / Supply air grille with fixed profiled linear blades of 15° – 2 way set at 12.5mm pitch.

BETEC CAD. Manufactures Grilles for air distribution in HVAC systems, They provide excellent performance for air distribution and low pressure drops at different air passage velocities. All models of Square or Rectangular Grilles are designed to give full flexibility in volume and air pattern control. Air distribution pattern can be made horizontal or vertical along the wall or ceiling. Deflecting vanes and opposed volume damper can be adjusted from the grille face. By adjusting the volume damper, flow volume can be adjusted. The volume damper is designed in a unique way that it can be used as an equalizing grid. Single or multiple length arrangement will provide positive alignment of adjacent sections using alignment strips, provided with each linear sections. The grille is constructed from high quality aluminum extruded profiles.