Type DLQL

For horizontal one-way to four-way air discharge, for comfort zones, with fixed baffle element

Square ceiling diffusers

  • Nominal sizes 250, 300, 400, 500, 600
  • Volume flow rate range 6 – 285 l/s or 22 – 1026 m³/h
  • Square diffuser face
  • Diffuser face made of galvanised sheet steel, powder-coated
  • For supply and extract air
  • For variable and constant volume flows
  • For all types of ceiling systems
  • Perforated diffuser face with special baffle element for horizontal air discharge and high induction levels


Optional equipment and accessories

  • Exposed diffuser face available in RAL CLASSIC colours
  • Horizontal or vertical duct connection
  • Blanking plates for adjusting the discharge direction
  • Plenum box with damper blade

DLQL-P 00132971_0
  • Application
  • Description

Application

  • Type DLQL ceiling diffusers are used as supply air or extract air diffusers for comfort zones
  • Perfect integration with suspended perforated sheet metal ceilings
  • Horizontal one-way to 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 one-way to four-way supply air discharge
  • Perforated diffuser face made of galvanised sheet steel
  • For all types of ceiling systems
  • Horizontal or vertical duct connection

Nominal sizes

Ceiling tile

  • 248, 298, 398, 498, 598, 623 (intermediate sizes 249 to 622, in increments of 1 mm)


Air terminal device

  • 250, 300, 400, 500, 600

Variants

  • DLQL-P: Grid ceilings and continuous plasterboard ceilings
  • DLQL-T: T-bar ceilings
  • DLQL-*-Z: Supply air
  • DLQL-*-A: Extract air


Connection

  • H: Horizontal duct connection
  • V: Vertical duct connection

Parts and characteristics

  • Perforated square diffuser face with special baffle element
  • Simple installation of the diffuser face due to central fixing screw with decorative cap (variant -P)

Attachments

  • M: Damper blade for volume flow rate balancing with horizontal connection

Accessories

  • Lip seal

Useful additions

  • Blanking plates

Construction features

  • Spigot suitable for circular ducts to EN 1506 or EN 13180
  • Spigot with groove for lip seal (if accessory lip seal has been ordered)

Materials and surfaces

  • Perforated diffuser face made of galvanised sheet steel
  • Casing, damper blade and plenum box made of galvanised sheet steel
  • Baffle element made of acoustic fleece
  • Lip seal made of rubber
  • Casing powder-coated RAL 9005, jet black
  • Diffuser face dip 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