Type VAT

Ventilation grilles, made of aluminium, with individually adjustable, vertical blades

Ventilation grille with droplet shaped blades

  • Nominal sizes 225 × 75 – 1225 × 525 mm
  • Volume flow rate range 11 – 2000 l/s or 40 – 7200 m³/h
  • Grille face made of aluminium with anodised finish
  • Front border, 23 mm or 27 mm wide
  • Concealed screw fixing


Optional equipment and accessories

  • Grille face in RAL CLASSIC colours
  • Installation subframe
  • Installation subframe for fitting filter media
  • Attachments for volume flow rate balancing and air direction control
  • Spring clip fixing

VAT-A/825×225 00137759_0
  • Application
  • Description

Application

  • Ventilation grille of Type VAT as supply air or extract air variant for comfort zones and industrial zones
  • Directed supply air discharge for mixed flow ventilation
  • Blades are adjustable 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

  • Individually adjustable blades
  • Front border in two widths
  • Concealed screw fixing, spring clip fixing or countersunk holes
  • Optional installation subframe and casing for the fitting of filter media

Nominal sizes

  • Nominal length: 225, 325, 425, 525, 625, 825, 1025, 1225 mm
  • Nominal height: 75, 125, 225, 325, 425, 525 mm


Other dimensions upon request

Variants

Border

  • 27 mm wide
  • G11: 23 mm wide


Mounting

  • Concealed screw fixing
  • G11: Concealed screw fixing (23 mm)
  • A11: Countersunk holes (only 27 mm)
  • B11: Spring clip fixing (27 mm)
  • H11: Spring clip fixing (23 mm)

Parts and characteristics

  • Sloped border with chamfered inside edge
  • Individually adjustable, vertical blades
  • Factory fitted perimeter seal

Attachments

  • AG, AS, D, DG: For volume flow rate balancing and for air direction control

Accessories

  • Installation subframe: For the fast and simple installation of ventilation grilles
  • Filter casing: Frame with filter element and spring clip fixing (only with 27 mm wide front border)

Construction features

  • Asymmetrically supported blades

Materials and surfaces

  • Border and blades made of aluminium
  • Border and blades anodised, E6-C-0, natural colour
  • P1: Border and blades 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

Technical information

  • Technology
  • Specification text
  • Order code

Nominal sizes225 × 75 to 1225 × 525 mm
Minimum volume flow rate11 – 685 l/s or 40 – 2466 m³/h
Maximum volume flow rate, with LWA max. 40 dB(A) without attachments62 – 2000 l/s or 223 – 7200 m³/h
Supply air to room air temperature difference–12 to +4 K

Volume flow rates apply to supply air


Ventilation grilles, rectangular, made of aluminium, for supply and extract air. Aesthetic sloped border with chamfered inside edge Preferably for wall and sill installation but also suitable for rectangular ducts.

Ready-to-install component which consists of a border and individually adjustable, vertical blades.

Concealed screw fixing, spring clip fixing or countersunk holes, for installation into an installation subframe or fixing onto an installation surface.

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

Special characteristics

  • Individually adjustable blades
  • Front border in two widths
  • Concealed screw fixing, spring clip fixing or countersunk holes
  • Optional installation subframe and casing for the fitting of filter media

Materials and surfaces

  • Border and blades made of aluminium
  • Border and blades anodised, E6-C-0, natural colour
  • P1: Border and blades powder-coated, RAL CLASSIC colour

Technical data

  • Nominal sizes: 225 × 75 to 1225 × 525 mm
  • Minimum volume flow rate (supply air): 11 – 685 l/s or 40 – 2466 m³/h
  • Maximum volume flow rate (supply air), at LWA max. 40 dB(A) without attachments: 62 – 2000 l/s or 223 – 7200 m³/h
  • Supply air to room air temperature difference: –12 to +4 K

00135150_0

 Type
VAT       Single grille

 Attachments
A       Without (grille face only)
AG       Damper unit, opposed action blades
AS       Hit and miss damper
D       Air direction control, blades installed at 90° to the front blades, independently adjustable
DG       D combined with AG

 Nominal size [mm]
       L x H

 

 Installation subframe
No entry: none
A1       For front border width F = 27 mm
B1       For front border width F = 23 mm

 Fixing
       No entry: concealed screw fixing, F = 27 mm
G11       Concealed screw fixing, F = 23 mm
A11       Countersunk holes, F = 27 mm
B11       Spring clip fixing, F = 27 mm
H11       Spring clip fixing, F = 23 mm

 Exposed surface
       No entry: anodised, E6-C-0, natural colour
P1       Powder-coated, specify RAL CLASSIC colour

       Gloss level
       RAL 9010 50 %
       RAL 9006 30 %
       All other RAL colours 70 %

 

Share page

Recommend this page

Recommend this page by sending a link by mail.

Fields marked with an (*) are required fields.

Share page

Thank you for your recommendation!

Your recommendation has been sent and should arrive shortly.


Contact

We are here for you

Visual contact Visual contact

Please specify your message and type of request
Tel.: +49 (0)2845 / 202-0 | Fax: +49 (0)2845/202-265

Fields marked with an (*) are required fields.

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.: +49 (0)2845 / 202-0 | Fax: +49 (0)2845/202-265

Contact

We are here for you

Visual contact Visual contact

Please specify your message and type of request
Tel.: +49 (0)2845 / 202-0 | Fax: +49 (0)2845/202-265

Attachment (max. 10MB)

Fields marked with an (*) are required fields.

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.: +49 (0)2845 / 202-0 | Fax: +49 (0)2845/202-265