Displacement Diffusers Type ‘QLF’
RECTANGULAR CASING, ONE-WAY OR THREE-WAY AIR DISCHARGE, FOR INDUSTRIAL AND COMFORT ZONES
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)
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Product Information
Optional equipment and accessories
- Exposed surface in RAL CLASSIC colours
- Fixing material
- QLE-F: Spigot at the top
- QLF-U: Spigot at the bottom
- QLF-*-1: One-way air discharge
- QLF-*-3: Three-way air discharge
- Casing
- Front frame with inserted perforated plate
- Perforated sheet metal basket
- Side parts with optional perforated sheet metal inserts for three-way air discharge
- Fixing brackets and screws
- Spigot suitable for rectangular ducts
- Casing, diffuser face and perforated sheet metal basket made of galvanised sheet steel
- Casing and diffuser face powder-coated RAL 9010, pure white
- Casing rear and perforated sheet metal basket dip coated RAL 9005, jet black
- P1: Powder-coated, RAL CLASSIC colour
- 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