Type DLQ

For four-way horizontal supply air discharge, with fixed air control blades – sheet steel diffuser face

Square ceiling diffusers

  • Nominal sizes 250, 300, 400, 500, 600, 625
  • Volume flow rate range 20 – 700 l/s or 72 – 2520 m³/h
  • Square diffuser face
  • Diffuser face made of sheet steel, powder-coated
  • For supply and extract air
  • For variable and constant volume flows
  • For all types of ceiling systems
  • High induction results in a rapid reduction of the temperature difference and airflow velocity


Optional equipment and accessories

  • Exposed diffuser face available in RAL CLASSIC colours
  • Horizontal or vertical duct connection
  • Blanking plates for adjusting the discharge direction
  • Duct cross bar for installation without plenum box
  • Plenum box with cord-operated damper blade and pressure tap

DLQ/600 00132970_0


  • Application
  • Description

Application

  • Type DLQ ceiling diffusers are used as supply air or extract air diffusers for comfort zones
  • Attractive design element for building owners and architects with demanding aesthetic requirements
  • Horizontal four-way supply air discharge for mixed flow ventilation
  • High induction results in a rapid reduction of the temperature difference and airflow velocity (supply air variant)
  • For variable and constant volume flows
  • For supply air to room air temperature differences from –10 to +10 K
  • For room heights up to 4 m (lower edge of suspended ceiling)
  • For all types of ceiling systems

Special characteristics

  • Horizontal four-way supply air discharge
  • Diffuser face made of galvanised sheet steel
  • For all types of ceiling systems
  • Horizontal or vertical duct connection

Nominal sizes

  • 250, 300, 400, 500, 600, 625

Variant

  • Square diffuser face


Connection

  • A: Diffuser face only
  • AR: Vertical duct connection, with connecting frame
  • AG: Vertical duct connection, with blades
  • C: Vertical duct connection with butterfly damper
  • AK: Horizontal duct connection, with plenum box

Parts and characteristics

  • Square diffuser face with fixed air control blades
  • Diffuser front frame
  • Simple installation of the diffuser face due to central fixing screw with decorative cap

Accessories

  • Lip seal

Construction features

  • Spigot suitable for circular ducts to EN 1506 or EN 13180

Materials and surfaces

  • Diffuser face, connecting frame and butterfly damper made of sheet steel
  • AK: Plenum box and cross bar made of galvanised sheet steel
  • X: Plenum box made of plastic and galvanised sheet steel
  • Lip seal made of rubber
  • Attachments are dip coated RAL 9005, jet black
  • Diffuser face powder-coated RAL 9010, pure white
  • P1: Powder-coated, RAL CLASSIC colour

Standards and guidelines

  • Sound power level of the air-regenerated noise measured according to EN ISO 5135

Maintenance

  • Maintenance-free as construction and materials are not subject to wear
  • Inspection and cleaning to VDI 6022

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Contact

Thank you for your message!

Visual contact Visual contact

Your message is send and will be processed shortly.
Our department for Service-Requests will contact you asap.
For general question regarding products or services you can also call:
Tel.: +7 495 221-5161 | Fax: +7 495 221-5171