Ventilation grilles

Attachments with manually adjustable blades

• Volume flow rate balancing
• Hit and miss damper with airflow straighteners
• Skimming hit and miss damper with airflow straighteners

Attachments with manually adjustable blades

• Volume flow rate balancing
• Air direction control
• Hit and miss damper with airflow straighteners

Damper units with opposed action blades

• Nominal sizes 225 × 75 – 1225 × 525 mm
• Perimeter angle section frame

Ventilation grille with droplet shaped blades

• Nominal sizes 225 × 75 to 1225 × 325 mm
• Volume flow rate range 11 – 1305 l/s or 40 – 4698 m³/h
• Grille face made of galvanised sheet steel
• Front border with countersunk holes, 27 mm wide

Optional equipment and accessories

• Grille face in RAL CLASSIC colours
• Installation subframe
• Attachments for volume flow rate balancing and air direction control

Ventilation grille with special profiled blades (rectangular cross section)

• Nominal sizes 325 × 125 – 1225 × 325 mm
• Volume flow rate range 17 – 950 l/s or 61 – 3420 m³/h
• Grille face made of aluminium with anodised finish
• Tested for installation in gymnasiums
• Front border with countersunk holes, 30 mm wide

Optional equipment and accessories

• Grille face in RAL CLASSIC colours
• Installation subframe

Installation subframe for the simple and precise installation of ventilation grilles, can be mortared into the wall opening with fixing tabs

• Angle sections made of galvanised steel
• Preformed fixing tabs
• Individual frame sections with tongue joints

Ventilation grille with droplet shaped blades

• Nominal sizes 225 × 75 – 1225 × 225 mm
• Volume flow rate range 11 – 930 l/s or 40 – 3348 m³/h
• Grille face made of galvanised sheet steel
• Front border with countersunk holes, 27 mm wide

Optional equipment and accessories

• Grille face in RAL CLASSIC colours
• Attachments for volume flow rate balancing and air direction control

Hit and miss damper with airflow straighteners

• Nominal sizes 225 × 75 to 1225 × 325 mm
• Perimeter angle section frame

Damper units with opposed action blades and blades for air direction control

• Nominal sizes 225 × 75 – 1225 × 525 mm
• Perimeter angle section frame

Ventilation grille with angled blades

• Nominal sizes 225 × 125 – 1225 × 525 mm
• Volume flow rate range 4 – 535 l/s or 14 – 1926 m³/h
• Grille face made of aluminium with anodised finish
• 30 mm wide front border
• Countersunk holes

Optional equipment and accessories

• Grille face in RAL CLASSIC colours
• Installation subframe
• Matching rear frame for door installation

Ventilation grille with droplet shaped blades

• Nominal sizes 225 × 125 – 1225 × 525 mm
• Volume flow rate range 23 – 2000 l/s or 83 – 7200 m³/h
• Grille face made of sheet steel, powder-coated
• Front border with countersunk holes, 27 mm wide

Optional equipment and accessories

• Grille face in RAL CLASSIC colours
• Grille face made of galvanised sheet steel, without powder coating
• Installation subframe
• Installation subframe for fitting filter media
• Attachments for volume flow rate balancing and air direction control
• Concealed screw fixing

Ventilation grille with droplet shaped blades

• Nominal sizes 225 × 75 to 1225 × 325 mm
• Volume flow rate range 11 – 1305 l/s or 40 – 4698 m³/h
• Grille face made of sheet steel, powder-coated
• Front border with countersunk holes, 27 mm wide

Optional equipment and accessories

• Grille face in RAL CLASSIC colours
• Grille face made of galvanised sheet steel, without powder coating
• Installation subframe
• Installation subframe for fitting filter media
• Attachments for volume flow rate balancing and air direction control
• Concealed screw fixing

Single ventilation grilles and horizontal run sections with special profiled blades

• Nominal sizes 225 × 75 – 1225 × 425 mm and horizontal run sections
• Volume flow rate range 10 – 1235 l/s or 36 – 4446 m³/h
• Grille face made of aluminium with anodised finish
• Front border suitable for floor installation without an installation subframe
• Removable grille core with special spring clip fixing

Optional equipment and accessories

• Grille face in RAL CLASSIC colours
• Attachments for volume flow rate balancing and air direction control

The new X-GRILLE Cover ventilation grilles, made of high-quality aluminium combine function with an attractive design; they can be installed in walls, sills or rectangular ducts.

• Nominal sizes 225 × 125 – 1225 × 525 mm
• Volume flow rate range 16 – 2554 l/s or 58 – 9194 m³/h
• Energy-efficient and acoustically optimised air discharge
• Symmetric blade profile for two-way entry flow
• Uniform look and easy adjustment due to concealed blade linkage
• Concealed, optimised screw fixing
• Linear look, ideal for continuous horizontal runs
• Easily exchangeable cover plates allow for a lively two-colour look
• Use of existing rear assemblies
• Easy replacement of existing grilles due to standard installation dimensions

Optional equipment and accessories

• Installation subframe
• Attachments for volume flow rate balancing and air direction control
• Concealed screw fixing
• Spring clip fixing

The new X-GRILLE Basic ventilation grilles with their gently sloped border combine function with an attractive design; they can be installed in walls, sills or rectangular ducts.

• Nominal sizes 225 × 125 – 1225 × 525 mm
• Volume flow rate range 19 – 2651 l/s or 68 – 9544 m³/h
• Energy-efficient and acoustically optimised air discharge
• Symmetric blade profile for two-way entry flow
• Uniform look and easy adjustment due to concealed blade linkage
• Gently sloped border construction, almost completely flush with the installation surface
• Linear look, ideal for continuous horizontal runs
• Use of existing rear assemblies
• Easy replacement of existing grilles due to standard installation dimensions

Optional equipment and accessories

• Installation subframe
• Attachments for volume flow rate balancing and air direction control
• Concealed screw fixing
• Spring clip fixing

Installation subframe for the simple and precise installation of ventilation grilles, can be mortared into the wall opening with fixing tabs

• Suitable for ventilation grilles of Types AT, VAT, AH, SL, TR, TRS
• Angle sections made of galvanised steel
• Preformed fixing tabs
• Filter medium is kept in place by wires