Displacement flow diffusers

• Robust and easy to clean
• Circular design - Aula 100/125
• Rectangular design - Aula 400, 500 and 600
• Continuous lengths - Aula 2000

• Design-protected perforation
• Available with or without plenum box
• Made-to-measure solutions

• Even air distribution
• Large capacity
• Rectangular and circular design

Compact height, space saving displacement flow diffusers

• Nominal widths 1000 – 1500 mm, nominal heights 150 – 750 mm
• Volume flow rate range 15 – 340 l/s or 54 – 1224 m³/h
• Perforated plate, square pitch
• Rectangular duct connection
• Duct connection at the top or bottom
• Equalising element (perforated sheet metal basket)
• Removable diffuser face

Optional equipment and accessories

• Exposed surface in RAL CLASSIC colours

Slender, space saving displacement flow diffusers in an unusual design with chamfered front edges

• Nominal widths 300 – 1250 mm, nominal heights 450 – 2000 mm
• Volume flow rate range 15 – 865 l/s or 54 – 3114 m³/h
• Perforated plate, square pitch
• Rectangular duct connection
• Duct connection at the top or bottom
• Equalising element (perforated sheet metal basket)

Optional equipment and accessories

• Exposed surface in RAL CLASSIC colours
• Fixing material

• Covers with wall attachment andadjustable height
• Easy to clean – inspection hatch as standard
• No tools required for fitting/removal of front and cover
• Siv-inn 2000 offers particularly easy installation

Polygon displacement flow diffusers with omni directional air discharge

• Spigot diameter 160 – 630 mm, nominal height 500 – 1750 mm
• Volume flow rate range 32 – 1157 l/s or 116 – 4166 m³/h
• Circular duct connection
• Duct connection at the top or bottom
• Integral airflow straightener and conical equalising element

Optional equipment and accessories

• Floor mounting plate
• Damper blade for volume flow rate balancing
• Exposed surface in RAL CLASSIC colours

Polygon displacement flow diffusers

• Spigot diameter 160 – 630 mm, nominal height 500 – 1750 mm
• Volume flow rate range 17 – 915 l/s or 62 – 3295 m³/h
• Perforated plate, square pitch
• Circular duct connection
• Duct connection at the top or bottom
• Integral airflow straightener and conical equalising element

Optional equipment and accessories

• Wall mount
• Damper blade for volume flow rate balancing
• Exposed surface in RAL CLASSIC colours

Displacement flow diffusers with supply and extract air functions combined in one casing

• Nominal lengths 600 – 1200 mm
• Volume flow rate range 12 – 45 l/s or 43 – 162 m³/h
• Variant with cross-talk attenuator ensures very good transmission loss
• Perforated plate, square pitch
• Circular duct connections
• Horizontal duct connection

Optional equipment and accessories

• Exposed surface in RAL CLASSIC colours
• Damper blade for volume flow rate balancing
• Cross-talk attenuator
• Fixing brackets

• Suitable for T-profile ceiling system
• Removable front
• Large capacity