TROX ER 12.5 Ventilation Grille Installation Guide

ER 12.5 Ventilation Grille

INSTALLATION
SUBFRAME FOR
VENTILATION GRILLES

ER – VENTILATION GRILLE
INSTALLATION SUBFRAMES, MADE OF GALVANISED SHEET STEEL, FOR THE FAST AND SIMPLE INSTALLATION OF VENTILATION GRILLES
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

Application

• For the installation of ventilation grilles in walls and sills
• The installation subframe allows for the fast, simple and precise installation of ventilation grilles
• Required for the installation of single grilles and horizontal run sections with concealed screw fixing or spring clip fixing
• Installation subframes allow you to create an installation opening while the wall or ceiling is being created; you can then install the grille later and hence avoid it being damaged or contaminated during construction.

Description

Parts and characteristics

• Installation subframe consisting of angle sections

Materials and surfaces

• Installation subframes, made of formed galvanised sheet steel, with fixing tabs

Maintenance

• Maintenance-free as construction and materials are not subject to wear
• Inspection and cleaning to VDI 6022

TECHNICAL INFORMATION

Order code

Any accessories are defined with the order code of the ventilation grille. The subframe can be ordered separately.

1. Type
   ER Installation subframe for ventilation grilles

2. Variant
   A1 12.5 mm wide front border, for ASL, AT, VAT, AH, AWT, TR, TRS, TRS-K, AGS
   B1 5 mm wide front border, for X-GRILLE Cover, X-GRILLE Basic, AT, VAT, AH
   M1 12.5 mm wide (longitudinal section) and 5 mm wide (transverse section) front border, for SL

3. Nominal size [mm] L × H

Variants

Installation subframe for ventilation grilles

Installation subframe ER 12.5 for ventilation grilles and WGK external weather louvres

1. Frame sections
2. Colour-coded tape
3. Fixing tab
4. Tongue joint
5. Frame profile

Note: transparent tape

Installation subframe ER 5 for ventilation grilles

1. Frame sections
2. Colour-coded tape
3. Fixing tab
4. Tongue joint
5. Frame profile
   Note: brown tape

Installation subframe ER 12.5/5 for ventilation grilles

1. Frame sections
2. Colour-coded tape
3. Fixing tab
4. Tongue joint
5. Profile of transverse section
6. Profile of longitudinal section

Note: red tape
The weight table shows the available nominal sizes

Installation details

Installation and commissioning
Before mortaring in the installation subframe

• Bend the preformed fixing tabs

After mortaring in the installation subframe

• Position the ventilation grille in the installation subframe and fasten it

Installation information

• Installation and making connections to be performed by others

Single grille

• The installation subframe consists of four sections
• Push the sections together
• For wall installation: Spread the fixing tabs, then mortar them in
• Fixing holes are provided for fixing the frame with screws and rivets to different structures

Horizontal run sections

• Connect multi-section installation subframes
• Screw-fix the grille end sections and grille middle sections together for continuous horizontal runs

These are only schematic diagrams to illustrate installation details.
Installation dimensions of installation subframe ER for ventilation grilles

1. Installation subframe
2. Fixing tab

Ventilation grille with concealed screw fixing

1. Installation subframe
2. Concealed screw fixing
3. Ventilation grille

Ventilation grille with spring clip fixing

1. Installation subframe
2. Spring clip
3. Ventilation grille

References

• WELKOM - BIENVENUE | S.A. TROX Belgium/TROX Belgium N.V.
• Ventilation grilles | S.A. TROX Belgium/TROX Belgium N.V.
• Contact | S.A. TROX Belgium/TROX Belgium N.V.
• GENERAL PURCHASING CONDITIONS  | S.A. TROX Belgium/TROX Belgium N.V.
• Products | S.A. TROX Belgium/TROX Belgium N.V.
• Delivery and payment terms TROX GmbH | S.A. TROX Belgium/TROX Belgium N.V.
• Disclaimer | S.A. TROX Belgium/TROX Belgium N.V.
• Imprint | S.A. TROX Belgium/TROX Belgium N.V.
• OUR DATA PROTECTION POLICY | S.A. TROX Belgium/TROX Belgium N.V.
• Accessories | S.A. TROX Belgium/TROX Belgium N.V.

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