TROX ARK2-A2 Non Return Damper Installation Guide
FOR THE FAST AND SIMPLE INSTALLATION OF NONRETURN DAMPERS AND PRESSURE-RELIEF DAMPERS
Installation subframe for the fast and precise installation of non-return dampers and pressure-relief dampers. Installation subframes with fixing tabs are mortared into the wall opening, then the dampers are fastened to the subframes.
- Angle sections made of galvanized steel or stainless steel
- Galvanized steel variant with screw-on fixing tabs
- Stainless steel variant with welded fixing tabs
Application
- For the installation of non-return dampers and pressure-relief dampers in walls and ceiling slabs
- Simplified installation
- The installation subframe allows for the fast, simple and precise installation of non-return dampers and pressure-relief dampers.
Nominal sizes
- B: 200, 400, 600, 800, 1000, 1200 mm (intermediate sizes: 201 – 1199 mm, in increments of 1 mm)
- H: 345, 675, 1005, 1335, 1665, 1995 mm (intermediate sizes 355 – 505, 685 – 835, 1015 – 1165, 1345 – 1495, 1675 – 1825 mm in increments of 1 mm)
- Any combination of B × H
Parts and characteristics
- Installation subframe consisting of angle sections
- Threaded studs or hexagon head screws Washers
- Hexagon nuts
- Fixing tab
- Materials and surfaces
UL-1, UL-2
- Installation subframe made of galvanised steel (angle section 35 × 35 × 3 mm)
- Welded fixing tabs with integral nuts, screws and washers made of galvanised steel
KUL, ARK, ARK2
- Installation subframe made of galvanised steel (angle section 35 × 35 × 3 mm)
- Screw-on fixing tabs, threaded studs, screws, nuts and washers made of galvanised steel
ARK-A2, ARK2-A2
- Installation subframe made of stainless steel, material no. 1.4301
- Welded fixing tabs, threaded studs, nuts and washers made of stainless steel, material no. 1.4301
TECHNICAL INFORMATION
Installation subframe made of galvanised steel for non-return dampers and pressure-relief dampers
- Threaded stud
- Washer
- Hexagon nut
- Fixing tab
- Hexagon head screw
- Installation subframe
| Description | Type |
| Galvanised steel | UL, KUL, ARK, ARK2 |
| Stainless steel | ARK-A2, ARK2-A2 |
Materials
| Part | Damper type or variant | Material | Notes |
| Installation subframe | UL, KUL, ARK, ARK2 | Galvanised steel | Angle section frame 35 × 35 × 3 mm |
| ARK-A2, ARK2-A2 | Stainless steel, material no. 1.4301 | ||
| Fixing tabs, screws, nuts and washers | UL | Galvanised steel | Welded fixing tabs |
| KUL, ARK, ARK2 | Galvanised steel | Screw-on fixing tabs | |
| Fixing tabs, threaded stubs, nuts and washers | ARK-A2, ARK2-A2 | Stainless steel, material no. 1.4301 | Welded fixing tabs |
Installation subframe ready to be mortared in
Before the subframe is mortared in, the fixing tabs must be bent and spread (by others).
Installation details
Installation and commissioning
UL
Before mortaring in the installation subframe
- Bend and spread the fixing tabs
After mortaring in the installation subframe
- Align the non-return damper with the subframe and fasten it.
KUL, ARK, ARK2
Before mortaring in the installation subframe
- Fasten the threaded studs, washers and nuts to the installation subframe
- Fix the screw-on fixing tabs with hexagon nuts
- Fasten the remaining screw-on fixing tabs (regular spacing, about every 375 – 625 mm)
After mortaring in the installation subframe
- Unscrew the hexagon nuts
- Align the non-return damper or pressure-relief damper with the subframe and fasten it.
Installation in front of internal wall openings.
- Threaded stud
- instillation subframe
- Fixing tab
Illustration shows ARK2
Documents / Resources
 |
TROX ARK2-A2 Non Return Damper [pdf] Installation Guide ARK-A2, ARK2-A2, ARK2-A2 Non Return Damper, Non Return Damper, Return Damper, Damper |
