Type AH

Ventilation grilles, made of aluminium, with fixed horizontal blades – also for horizontal runs

Single ventilation grilles and horizontal run sections with special profiled blades

  • Nominal sizes 300 × 75 – 1800 × 600 mm and horizontal run sections
  • Volume flow rate range 17 – 2500 l/s or 61 – 9000 m³/h
  • Grille face made of aluminium with powder-coat finish
  • Front border, 20 mm or 30 mm wide or plaster-in
  • Straight (0°) or angled (15°) air discharge
  • Concealed screw fixing


Optional equipment and accessories

  • Grille face in RAL CLASSIC colours
  • Installation subframe
  • Attachments for volume flow rate balancing and air direction control
  • Countersunk holes (only for 30 mm wide front border)

AH-0-A/825×225 00137411_0


  • Application
  • Description

Application

  • Ventilation grille of Type AH as supply air or extract air variant for comfort zones and industrial zones
  • Directed supply air discharge for mixed flow ventilation
  • Blades for straight (0°) or angled (15°) air discharge to meet different local requirements
  • For variable and constant volume flows
  • For supply air to room air temperature differences from –12 to +4 K
  • For installation in walls, sills and rectangular ducts

Special characteristics

  • Fixed blades
  • Front border in two widths and plaster-in option
  • Countersunk holes (only for 30mm wide front border)
  • Also for continuous horizontal runs
  • Optional installation subframe

Nominal sizes

Single grille

  • Nominal length: 300 mm up to 1800 mm (50 mm increments)
  • Nominal height: 75 mm up to 600 mm (25mm increments)
  • AHP nominal height: 75 mm up to 200 mm (25 mm increments)


Horizontal run section

  • Nominal length of end section: 900 mm up to 1799 mm (1 mm increments)
  • Nominal length of middle section: 1800 mm
  • Nominal height: 75 mm up to 300 mm (25 mm increments)
  • AHP nominal height: 75 mm up to 200 mm (25 mm increments)


Other dimensions upon request

Variants

  • AH: Single grille
  • E, EL, ER, M: Horizontal run section


Front border

  • AH: 30 mm wide
  • AHR: 20 mm wide
  • AHP: Plaster-in border


Fixing

  • Countersunk holes (AH only)
  • X: Without holes (border drilling by customer)
  • S11: Concealed fixings (in combination with installation subframe) 
  •      

Parts and characteristics

  • Rectangular profile border sections
  • Fixed horizontal blades
  • Vertical lateral mullions
  • Factory fitted perimeter seal

Attachments

  • AG, D, DG: For volume flow rate balancing and for air direction control
  • AHP: Dampers installed within plenum box

Accessories

  • Installation subframe: For the fast and simple installation of ventilation grilles

Construction features

  • 20 mm or 30 mm wide border or plaster-in border
  • Blades for straight (0°) or angled (15°) air discharge

Materials and surfaces

  • Border and blades made of aluminium
  • P3: Border and blades powder-coated, RAL9010:20%
  • P6: Border and blades powder-coated, RAL..., BS...

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