Slot Diffuser Type ‘VSD35’
NUMEROUS VARIANTS FOR MANY DIFFERENT INSTALLATION SITUATIONS
Slot diffusers with 35 mm diffuser face (nominal width) and adjustable air control elements
- Nominal length from 600 to 1950 mm, 1 to 4 slots
- Volume flow rate range 15 – 135 (l/s)/m or 54 – 486 (m³/h)/m
- Diffuser face made of extruded aluminium sections
- For variable and constant volume flows
- Suitable for continuous linear arrangement
- High induction results in a rapid reduction of the temperature difference and airflow velocity
- Individually adjustable air control elements to meet individual local requirements
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Product Information
Optional equipment and accessories
- Exposed diffuser face available in RAL CLASSIC colours
- Diffuser face with extended border
- Damper blade for volume flow rate balancing, can be adjusted through the diffuser face
- Concealed screw fixing that simplifies installation of the diffuser after the ceiling has been completed
- Symmetric and asymmetric plenum boxes, with or without lining
- End plates, end angles, corner sections
- VSD35-*: 1, 2, 3 or 4 slots
- VSD35-*-F: Diffuser face only
- VSD35-*-E: Corner section
- VSD35-…: Diffuser face without extended border
- VSD35-…/B00: Diffuser face with extended border
- VSD35-…: Black air control elements
- VSD35-…/WW: White air control elements
Plenum box and diffuser face fixing
- AK: Plenum box and clamp fixing
- DK: Plenum box with lining and clamp fixing
- AS: Plenum box and concealed screw fixing
- DS: Plenum box with lining and concealed screw fixing
- AA: Asymmetric plenum box and clamp fixing
- Diffuser face with individually adjustable air control elements
- Plenum box for horizontal duct connection
- Concealed screw fixing (facilitates installation of the diffuser face) or clamp fixing
- Connecting pins and alignment plates to connect and align slot diffusers for a continuous linear arrangement
- M: Damper blade for volume flow rate balancing
- C1, C2: Two end plates
- C5, C6: Two end angles
- Lip seal
- EP: Two end plates
- EW: Two end angles
- To be ordered separately for continuous linear runs
- Spigot suitable for circular ducts to EN 1506 or EN 13180
- Spigot with groove for lip seal (if accessory lip seal has been ordered)
- Diffuser face made from extruded aluminium sections
- Air control elements made of plastic, UL 94, V-0, flame retardant
- Plenum box made of galvanised sheet steel
- End plates and end angles made of aluminium
- Lip seal made of rubber
- Lining is mineral wool
- Diffuser face with anodised finish, E6-C-0, natural colour
- P1: Powder-coated, RAL CLASSIC colour
- Air control elements similar to RAL 9005, black
- WW: Air control elements similar to RAL 9010, white
Mineral wool
- To EN 13501, fire rating class A1, non-combustible
- RAL quality mark RAL-GZ 388
- Biosoluble and hence hygienically safe according to the German TRGS 905 (Technical Rules for Hazardous Substances) and EU directive 97/69/EC
- Faced with glass fibre fabric as a protection against erosion through airflow velocities of up to 20 m/s
- Inert to fungal and bacterial growth
- Sound power level of the air-regenerated noise measured according to EN ISO 5135
- Maintenance-free as construction and materials are not subject to wear
- Inspection and cleaning to VDI 6022