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          • QLE
          • QLF
        • Wall installation
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          • QLV-360
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        • Accessories multileaf dampers
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        • Attachments Multileaf dampers
          • Spring return actuators
          • Quadrant stays and limit switches
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          • WG
          • WGK
          • WGF
          • WG-JZ
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        • Accessories External Weather Louvres
          • Installation subframes for external weather louvres
      • Mechanically Self Powered Dampers
        • Non-return dampers
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          • Compact, static
          • Easy
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          • Retrofit
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          • Adjustment Device Zth
      • Constantflow
        • CAV Controller
          • RN
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          • RN-Ex
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        • Actuators CONSTANTFLOW
          • Min/Max Actuators
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      • Shut-off and Restriction
        • Shut-off Devices and shut-off and restriction
          • AK
          • AKK
          • AK-Ex
        • Flow adjustment dampers
          • VFR
        • Actuators shut-off restriction
          • Open/Close actuators shut-off and restriction
          • Modulating actuators shut-off and restriction
      • Volume Flow Rate Measurement
        • Volume flow rate measuring units
          • VMRK
          • VMLK
          • VMR
          • VME
        • Transducer
          • Static differential pressure transducers
          • Dynamic differential pressure transducers
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        • Heat exchangers and air heaters
          • EL
          • WT
          • WL
    • Control Systems
      • Demand-based room control with X-AIRCONTROL
        • Accessories Control Systems
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        • Master Units
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          • X-SENS
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        • Control panels XAIRCONTROL
          • X-AIR-CP
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        • VAV Terminal units LABCONTROL
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      • Filter frames for wall installation
        • Standard cell frames
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        • Universal casings
          • UCA
        • Ducted particulate filters
          • KSF
        • Ducted particulate filters for critical requirements
          • KSFS
        • Spigots
          • KSFSSP
        • Duct casings for particulate filters
          • DCA
      • Particulate filter air terminal devices
        • Ceiling mounted particulate filters
          • TFC
        • Wall mounted particulate filter
          • TFW
        • Particulate filter models for ceilings
          • TFM
        • Pharmaceutical clean room terminal filters
          • TFP
      • Measuring devices
        • Pressure measuring devices
          • MD
      • Filter Media
        • Automatic roll filter
          • FMC
        • Roll media
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        • Cut to size pads
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      • Pocket filter inserts
        • Pocket filters made of non-woven chemical fibres
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        • Pocket filters made of non-woven synthetic fibres
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        • Pocket filters made of Nanowave medium
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        • Pocket filters made of non-woven glass fibres
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      • Minipleat filters
        • Filter inserts
          • MFI
        • Filter elements
          • MFE
        • Filter cells
          • MFC
        • Panel filter
          • MFP
        • Filter cartridges
          • MFCA
        • Filter panels for clean room technology
          • MFPCR
        • Filter panels with hood
          • FHD
      • Activated carbon filters
        • Filter inserts activated carbon
          • ACFI
        • Filter cartridges
          • ACFC
        • Filter cells
          • ACF
  • Search
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  • Home
  • Contact
  • Find A Rep
  • News
  • Products
    • Daldrop Pharma products
      • Cleanroom Walls
      • Cleanroom Ceiling
      • Cleanroom Furnishings
      • Air Conditioning Technology
      • Electrical Engineering
      • System Qualification
      • Varipro Fan Filter Unit
      • Varipro Passenger Airlock
      • Varigo Sliding Door
      • Varipro Mobile Laminar Flow Cabin
    • Clean Room & Process Isolator Products
      • CROFCU
      • Cell Fan Kit
      • TFP HEPA Terminal
      • TFM HEPA Terminal
      • Gorilla Grid
      • FHD HEPA Terminal
    • Trox products
      • Air Diffusers
        • Ceiling Diffusers
        • Slot Diffusers
        • Ventilation Grilles
        • Displacement Flow Diffusers
        • Industrial Diffusers
        • Jet Nozzles
        • Air Valves
        • Floor Diffusers
        • Staircase Swirl Diffusers
        • Control Components
      • Decentralised Ventilation Systems
        • Horizontal Under Sill Units
        • Vertical Units
        • Ceiling Units
        • Underfloor Units
        • Control Systems
      • External Louvres
        • Multileaf Dampers
        • External Weather Louvres
        • Mechanically Self-Powered Dampers
        • Gas-Tight Shut-Off Dampers
        • Doors
      • Sound Attenuators
      • Control Units
        • VARYCONTROL
        • CONSTANTFLOW
        • Shut-off and Restriction
        • Volume Flow Rate Measurement
        • Heat Transfer
      • Control Systems
      • Filter Elements and Filter Units
        • Filter Frames for Wall Installation
        • Filter Casings for Duct Installation
        • Particulate Filter Air Terminal Devices
        • Measuring Devices
        • Filter Media
        • Pocket Filter Inserts
        • Minipleat Filters
        • Activated Carbon Filter Inserts
  • Download
    • Air Diffuser Literature
      • Ceiling Diffusers
        • Ceiling Swirl Diffusers
          • AIRNAMIC
          • FD
          • FDE
          • RFD
          • RFD-Sirius
          • TDF-SilentAIR
          • TDV-SilentAIR
          • VD
          • VDL
          • VDW
        • Design Ceiling Swirl Diffusers
          • XARTO
          • ADD
        • Ceiling Diffusers
          • ADLQ
          • ADLR
          • DLK-FB
          • DLQ
          • DLQ-AK
          • DLQL
          • VDR
        • Plenum Boxes
          • AK-Uni
        • Ceiling Swirl Diffusers with Perforated Face Plates
          • DCS
      • Slot Diffusers
        • Ceiling Installation
          • Pureline18
          • Pureline35
          • VSD15
          • VSD35
          • VSD50
        • Wall Installation
          • VSD35-3-AZ
          • VSD50-1-LT
      • Ventilation Grilles
        • Wall, Sill, and Duct Installation
          • SL
          • TR
          • X-Grille Basic
          • AWT
          • TRS-K
          • TRS
          • VAT
          • AH
          • AT
          • X-Grille Cover
          • EF
          • ASL
        • Floor Installation
          • AF
        • Door Installation
          • AGS
        • Duct Installation
          • TRS-R
        • Flow Rate Balancing
          • ASW
          • AGW
          • DGW
        • Accessories
          • ER-Ventilation Grille
          • EF-Ventilation Grille
        • Attachments
          • A*,D*-Ventilation Grille
          • K*,R*-Ventilation Grille
      • Displacement Flow Diffusers
        • On the face of the wall
          • QLV
          • QLE
          • QLF
        • Wall installation
          • QLW-AZ
        • Self contained installation
          • QLV-360
      • Industrial Diffusers
        • Displacement flow diffusers
          • QSH
        • Diffusers for high momentum
          • ISH
      • Jet Nozzles
        • TJN
        • DUK
      • Air Valves
        • Disc Valves
          • Z-LVS
          • LVS
        • ATVC100
      • Floor Diffusers
        • FBA & FBK
      • Staircase Swirl Diffusers
        • SDRF
        • SD
      • Control Components
        • Control Devices
          • LON-WA TDC
        • Actuators
          • Modulating Actuators
          • Thermal Actuators
          • Heating & Cooling
    • Decentralised Ventilation Systems
      • Horizontal (under sill) units
        • FSL-B-ZAB/SEK
        • SchoolAir-B
      • Vertical units
        • FSL-V-ZAB/SEK
        • SchoolAir-V
      • Ceiling units
        • SchoolAir-D
      • Underfloor units
        • FSL-U-ZAS
      • Control Systems (DVS)
        • FSL-Control II
    • External Louvres – Louvre Blades
      • Multileaf Dampers
        • Multileaf Dampers
          • JZ-HL
          • JZ-LL
          • JZ-HL-AL
          • JZ-AL
          • JZ-LL-AL
          • JZ
        • Accessories multileaf dampers
          • ER-Multileaf Dampers
        • Attachments Multileaf dampers
          • Spring return actuators
          • Quadrant stays and limit switches
          • Open/Close actuators
          • Modulating actuators multileaf dampers
          • Pneumatic actuators
          • Explosion-proof actuators
      • External Weather Louvres
        • External Weather Louvres
          • WG
          • WGK
          • WGF
          • WG-JZ
          • WG-KUL
          • NL
        • Accessories External Weather Louvres
          • Installation subframes for external weather louvres
      • Mechanically Self Powered Dampers
        • Non-return dampers
          • UL
          • KUL
          • ARK
        • Pressure relief damper
          • ARK2
        • Accessories mechanically self powered dampers
          • ER-Self powered dampers
      • Gas Tight Shut-Off Dampers
        • Shut-off Devices
          • NAK
        • Attachments, Integration
          • Z0*–Gas-tight dampers
      • Doors
        • Doors
          • ST
          • BS
        • Accessories Doors
          • Z*–Doors
    • Sound Attenuators
      • Splitter sound attenuators
        • MSA
        • XSA
      • Splitters
        • MKA
        • XKA
        • RKA
      • Circular silencers
        • CA
        • CB
        • CS
        • CF
        • CAK
    • Control Units
      • Vary Control
        • VAV Terminal Units
          • TVE
          • LVC
          • TVR
          • TVJ
          • TZ-Silenzio
          • TVT
          • TA-Silenzio
          • TVZ
          • TVA
          • TVM
          • TVRK
          • TVLK
          • TVR-Ex
        • Secondary Silencers
          • CA
          • CS
          • CF
          • TS
          • TX
          • CAK
        • Control Components VARYCONTROL
          • Compact, dynamic
          • Trox Universal
          • Compact, static
          • Easy
          • Universal, dynamic
          • Universal, static
          • Retrofit
          • RC
        • Adjustment Devices
          • Adjustment Device Zth
      • Constantflow
        • CAV Controller
          • RN
          • VFC
          • VFL
          • EN
          • RN-Ex
          • EN-Ex
        • Actuators CONSTANTFLOW
          • Min/Max Actuators
          • Variable Actuators
          • Retrofit Kits
      • Shut-off and Restriction
        • Shut-off Devices and shut-off and restriction
          • AK
          • AKK
          • AK-Ex
        • Flow adjustment dampers
          • VFR
        • Actuators shut-off restriction
          • Open/Close actuators shut-off and restriction
          • Modulating actuators shut-off and restriction
      • Volume Flow Rate Measurement
        • Volume flow rate measuring units
          • VMRK
          • VMLK
          • VMR
          • VME
        • Transducer
          • Static differential pressure transducers
          • Dynamic differential pressure transducers
      • Heat Transfer
        • Heat exchangers and air heaters
          • EL
          • WT
          • WL
    • Control Systems
      • Demand-based room control with X-AIRCONTROL
        • Accessories Control Systems
          • X-AIR-PCASE230V
        • Master Units
          • X-AIR-ZMAS
        • Sensors
          • X-SENS
        • Zone module
          • X-AIR-ZMO
        • Control panels XAIRCONTROL
          • X-AIR-CP
      • Variable volume flow control – LABCONTROL
        • VAV Terminal units LABCONTROL
          • TVLK
        • Secondary silencer
          • CAK
      • Control system EASYLAB-LABCONTROL
        • Controller
          • EASYLAB TCU3
          • TAM
        • Monitoring systems
          • FMS
        • Expansion modules
          • EM-LON
          • EM-BAC-MOD
          • EM-IP
          • EM-TRF
          • EM-TRF-USV
          • EM-AUTOZERO
          • EM-LIGHT
        • Sensors EASYLAB
          • VSD-TRD
          • DS-TRD-01
          • Differential pressure transducer
        • Control panels EASYLAB
          • BE-LCD
          • BE-SEG
        • Configuration software
          • EasyConnect
    • Filter Elements & Filter Units
      • Filter frames for wall installation
        • Standard cell frames
          • SCF
        • Filter wall
          • SIF
        • Mounting frames
          • MF
        • Mounting plates
          • MP
      • Filter casing for duct installation
        • Universal casings
          • UCA
        • Ducted particulate filters
          • KSF
        • Ducted particulate filters for critical requirements
          • KSFS
        • Spigots
          • KSFSSP
        • Duct casings for particulate filters
          • DCA
      • Particulate filter air terminal devices
        • Ceiling mounted particulate filters
          • TFC
        • Wall mounted particulate filter
          • TFW
        • Particulate filter models for ceilings
          • TFM
        • Pharmaceutical clean room terminal filters
          • TFP
      • Measuring devices
        • Pressure measuring devices
          • MD
      • Filter Media
        • Automatic roll filter
          • FMC
        • Roll media
          • FMR
        • Cut to size pads
          • FMP
        • Z-Line filters
          • ZL
      • Pocket filter inserts
        • Pocket filters made of non-woven chemical fibres
          • PFC
        • Pocket filters made of non-woven synthetic fibres
          • PFS
        • Pocket filters made of Nanowave medium
          • PFN
        • Pocket filters made of non-woven glass fibres
          • PFG
      • Minipleat filters
        • Filter inserts
          • MFI
        • Filter elements
          • MFE
        • Filter cells
          • MFC
        • Panel filter
          • MFP
        • Filter cartridges
          • MFCA
        • Filter panels for clean room technology
          • MFPCR
        • Filter panels with hood
          • FHD
      • Activated carbon filters
        • Filter inserts activated carbon
          • ACFI
        • Filter cartridges
          • ACFC
        • Filter cells
          • ACF
  • Search
  • $0.000 Items
Home Air Diffuser Literature Displacement Flow Diffusers On the face of the wall QLE

QLE Product Brochure

John DiMilloAugust 1, 2019

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6295 East Molloy Road|Suite #3|East Syracuse, NY 13057

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