Handbook HELLA 202108

3/103 | HELLA
Description
HELLA is a linear slot diffuser, mainly intended for air supply in comfort ventilation systems for offices, shops, medical
rooms, school classrooms etc. The supply air flow pattern/direction can be formed by adjustable deflectors in vents, air
flow volume can be tuned by slider adjustment damper. Air extract is also possible with HELLA. Typical installation
location for HELLA is suspended ceiling. The diffusers can be installed as individual pieces or in array of multiple
segments.
Highlights
• Modern slim and compact design
• Easy and quick installation
• Precise adjustment of air discharge pattern
• Installation with or without plenum box
• Plenum box with tightness class C, compliant with EN 1751 standard
• Slider adjustment damper available
• Individual diffuser or continuous array of multiple diffusers installable
• 1-, 2-, 3- or 4-slot arrangement
• Rectangular corner elements available
Product Types
• HELLA: Linear Diffuser
• HELLA-T: Linear Diffuser for T-bar Ceiling Installation
• HELLA-CE: 90° Corner Element
List of Accessories
• PB-HELLA: Plenum Box
• CP-PB-HELLA: Connection Plate
• S-HELLA: Installation Spacer
• MB-HELLA: Mounting Bridge
• CP-HELLA: Connection Piece
• EC-HELLA: End-cap