VVKN-B-S-300-SW

VVKN-B-S Swirl Diffusers

Swirl ceiling diffuser for efficient and comfortable air distribution

  • Circular or square face 

  • Fixed blades 

  • Galvanised steel 

  • Aesthetic design


VVKN-B-S-300-SW#217907

Radially aligned blades

The VVKN swirl diffuser face is supplied with a radially aligned set of variously shaped blades. 


Galvanised steel

The VVKN diffuser face is manufactured from galvanised steel.

Air duct installation

The VVKN swirl diffuser can be installed onto an air duct using a plenum box with a horizontal or a vertical connection by a flexible circular tube or the SPIRO duct.


The VVKN swirl diffuser has been designed to provide efficient and comfortable air distribution. The face of the diffuser is fitted with a radially aligned set of blades of various sizes. This guarantees an even distribution of swirl supply air into the occupied zone. The VVKN swirl diffuser has been designed to be installed onto an air duct using a plenum box with a horizontal or vertical connection by a flexible circular tube or the SPIRO duct. It can be used for both ventilation and the supply of warm or cold air. 

The diffuser face is manufactured from galvanised steel. It’s also possible to manufacture the diffuser from stainless steel  AISI304 or AISI316. The surface of the diffuser is powder-painted. Every VVKN face includes a screw with a decorative white cap for its mounting onto a plenum box as well as a self-adhering seal, which needs to be placed onto the diffuser plate's inner side during the mounting.

 


Certifications

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Tech specs

Technical Data

Article name
VVKN-B-S-300-SW
Article number
#217907
Default
Nominal data
Air flow(s)94; 120; 150m³/h
Duct connection typeCircular
Pressure drop5; 8; 12Pa
Sound power level24; 29; 34dB(A)
Sound pressure level (10 m² room absorbtion area)20; 25; 30dB(A)
Dimensions and weights
Weight0.7kg

Specification

Ceiling swirl diffusers with fixed slats on a square front panel. Straight or curved louvers. Can be used as a supply and exhaust diffuser in comfort zones. Diffuser for highly induced swirl-shaped horizontal airflow. The front panel is installed on a junction box (sold separately) with a top or side connection piece. Available sizes from 300 to 625 mm edge length, also available 600 mm base plate with diffuser size 300, 400, or 500 mm.– High induction for a rapid reduction of the supply air temperature difference and air velocityMaterial:The diffuser is supplied with a square front plate made of galvanized sheet steel. The surface is powder-coated in signal white (RAL9003) as standard; the front panel can be painted in other RAL colors on request. We can also supply a stainless-steel version in AISI304 or AISI316 without surface treatment. The outlet is attached to a central cross member in the junction box using a central screw. A screw with a white decorative cap and a self-adhesive seal are included.Design– Front panel square (S)– Slats curved (B) - Size: 300- Plenum box: PB-VVK-S- Shape of plenumbox: Square- Spigot size: 160- Connection position: Horizontal connection (from the side)- Insulation: Without insulation- Airflow direction: Supply

Documentation