Displacement flow diffusers

layer

QLE

Compact height, space saving displacement flow diffusers

  • Nominal widths 1000 – 1500 mm, nominal heights 150 – 750 mm
  • Volume flow rate range 15 – 340 l/s or 54 – 1224 m³/h
  • Perforated plate, square pitch
  • Rectangular duct connection
  • Duct connection at the top or bottom
  • Equalising element (perforated sheet metal basket)
  • Removable diffuser face


Optional equipment and accessories

  • Exposed surface in RAL CLASSIC colours

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layer

QLW-AZ

Displacement flow diffusers with supply and extract air functions combined in one casing

  • Nominal lengths 600 – 1200 mm
  • Volume flow rate range 12 – 45 l/s or 43 – 162 m³/h
  • Variant with cross-talk attenuator ensures very good transmission loss
  • Perforated plate, square pitch
  • Circular duct connections
  • Horizontal duct connection


Optional equipment and accessories

  • Exposed surface in RAL CLASSIC colours
  • Damper blade for volume flow rate balancing
  • Cross-talk attenuator
  • Fixing brackets

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layer

QLF

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)


Optional equipment and accessories

  • Exposed surface in RAL CLASSIC colours
  • Fixing material

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layer

ISH

Impulse diffusers with horizontal air discharge in cooling mode

  • Nominal sizes 250, 355, 450, 560 mm
  • Volume flow rate range 205 – 1585 l/s or 738 – 5706 m³/h
  • Casing made of galvanised sheet steel
  • For variable and constant volume flows
  • Installation either free hanging or on walls or pillars
  • Large throw distance due to high discharge momentum
  • Discharge direction can be adjusted manually or with an actuator
  • Chain pull for adjusting the discharge direction manually


Optional equipment and accessories

  • Exposed diffuser parts in RAL CLASSIC colours
  • Electric and thermal actuators for adjusting the air discharge direction
  • Bowden cable for adjusting the discharge direction manually
  • Wall mount

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layer

QSH

Displacement flow diffusers with bell-shaped, low turbulence air discharge in cooling mode

  • Nominal sizes 250, 355, 450, 560 mm
  • Volume flow rate range 205 – 1570 l/s or 738 – 5652 m³/h
  • Casing made of galvanised sheet steel
  • For variable and constant volume flows
  • Installation either free hanging or on walls or pillars
  • Low-turbulence displacement ventilation
  • Discharge direction can be adjusted manually or with an actuator
  • Chain pull for adjusting the discharge direction manually


Optional equipment and accessories

  • Exposed diffuser parts in RAL CLASSIC colours
  • Electric and thermal actuators for adjusting the air discharge direction
  • Bowden cable for adjusting the discharge direction manually
  • Wall mount

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layer

Displacement flow diffusers

TROX HESCO displacement flow diffusers offer a variety of different shapes and guarantee an optimum compliance with all kinds of architectural demands. Depending on the customers’ requirements, bespoke designs supplement the large range of standard versions.

The displacement flow diffusers provide optimum comfort conditions combined with excellent acoustics and a uniform velocity profile over the entire outlet.

Special geometrically arranged plastic nozzles with integral air deflectors scoops guarantee that no maintenance is required.

Simple and quick selection and design of displacement flow diffusers is possible with the TROX design program “Easy Product Finder”.

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layer

QLV

Polygon displacement flow diffusers

  • Spigot diameter 160 – 630 mm, nominal height 500 – 1750 mm
  • Volume flow rate range 17 – 915 l/s or 62 – 3295 m³/h
  • Perforated plate, square pitch
  • Circular duct connection
  • Duct connection at the top or bottom
  • Integral airflow straightener and conical equalising element


Optional equipment and accessories

  • Wall mount
  • Damper blade for volume flow rate balancing
  • Exposed surface in RAL CLASSIC colours

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VISUALISATION OF AIR FLOW - DISPLACEMENT FLOW DIFFUSER

In the TROX Air flow studio, the flow behavior of the air with various air distribution system is made impressively visible. The introduction of smoke in an authentic situation with space heat load simulators shows real flow patterns.

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Tel.: +44 (0)1842 754545 | Fax: +44 (0)1842 763051

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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.: +44 (0)1842 754545 | Fax: +44 (0)1842 763051