TROX EF ventilation grille installation subframe with G4 coarse dust filter and support wires

TROX EF – Ventilation Grille

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Installation subframe for the fitting of filter media, for the fast and simple installation of ventilation grilles with filtering function

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

SKU: EF Category: Ventilation Grilles Tag: EF

Application
Description

Application

Application

For the installation of ventilation grilles in walls and sills
Simplified installation
The installation subframe allows for the fast, simple and precise installation of ventilation grilles
For the protection of components in systems with heavily dust laden extract air
Coarse dust filter according to EN 779, class G4
For ventilation grilles without any attachments and for ventilation grilles with hit and miss damper (attachment)

Description

Parts and characteristics

Installation subframe consisting of angle sections
Groove for spring clip fixing of the grille face
Support wires
Filter medium FMP-G4-C11

Materials and surfaces

Installation subframes, made of formed sheet steel, with fixing tabs
Filter medium made of chemical fibres
Installation subframe dip coated RAL 9005, jet black

Standards and guidelines

Testing of coarse and fine dust filters to EN 779 (Particulate air filters for general ventilation): European standard for the test procedure and the test rig for the determination of filter performance

Maintenance

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