A 842 series - aluminium
Ceiling diffuser
A 842 series - aluminium
Ceiling diffuser
The A 842 is a circular air diffuser with screw adjustment. For air diffusion in commercial buildings.
A 842 series - aluminium
The A 842 is a screw-adjusted circular air diffuser for ventilation or air conditioning systems in commercial buildings. It is a 30% RAL9003 white epoxy painted aluminium cone with an ABS core. It can be installed in the ceiling or on exposed ductwork. It is available in sizes from Ø 160 to Ø 630 mm.
The A 842 is installed on plaster or BA13 ceilings using concealed attachments, or on exposed circular ducting. It offers vertical or horizontal airflow due to its adjustable diffusion function.
- horizontal or vertical air supply,
- adjustable diffusion by screw adjustment of the central cone,
- made of aluminium,
- ABS core,
- epoxy paint finish, RAL 9003 white, 30% gloss,
- concealed attachment to concrete slab,
- direct connection to circular duct or using an LRE plenum,
- attachment clips for installation in plaster ceilings.
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accessories:
- BR: butterfly type damper with 2 or 4 V-shaped vanes,
- LRE galvanised steel connection plenum with side branch connection,
- set of clips for plaster/BA13 ceiling.
The A 842 diffuser is installed in plaster or BA13 ceilings, or directly on exposed ducting using an LRE plenum or suitable attachments.
1. Install the clips opposite the diffuser tubes
2. Apply slight pressure to the clips
3. Drill a Ø 5.5 mm hole in the diffuser neck to insert the safety cable
4. Attach the cable to the diffuser and to the concrete slab
5. Insert the diffuser into the BA13 plasterboard, compressing the clips.
