DOBNER - Metal Ceiling Systems

Dobner Aluminium Strip Ceilings, Types K100/ K150/ K200/ K300
Item 1 approx. .....m² dobner aluminium strip ceiling, Type ......., supply and professional installation of the above.

The strips have a profile height of 12.5 mm, the visible face is matt white similar to RAL 9010) stove enamelled and the rear side is coated with protective paint. Special colours on request
Supplier: Dobner Construction Ltd, Grenzweg 7, 03246 Crinitz, Germany
Phone +49 (0) 30/421 98 130, Fax +49 (0) 30/421 98 135
K 100 Strip base width 84 mm, closed joint 16 mm, module size 100 mm, thickness 0.5 mm
K 150 Strip base width 134 mm, closed joint 16 mm, module size 150 mm, thickness 0.5 mm
K 200 Strip base width 184 mm, closed joint 16 mm, module size 200 mm, thickness 0.6 mm
K 300 Strip base width 284 mm, closed joint 16 mm, module size 300mm, thickness 0.7 mm

The closed visible ceiling is produced by the outward flange of the U-shaped strip which engages behind the neighbouring strip. The strip is held firmly by six punched holes at each intersection between mounting rail and strip.

Top-hat-shaped steel mounting rails, 36 mm high, 0.5 mm thick, galvanised and black stove-enamelled (alternatively aluminium mounting rails 0.8 mm thick) are suspended from the structural soffit by means of suspension rods and quick-action suspension fixtures. Suspension height: ....... cm.
The spacing between mounting rails is max. 1.20 m, and the spacing between suspension fictures is max. 1.50 m.
The furring must be perfectly aligned.
The punched recesses in the mounting rails then serve to accommodate the strips.

Item 1a approx. ....m²

 dobner aluminium acoustic ceiling surfacing made of strips, Type kp ......., supply and professional installation of the above; the strips are perforated for sound absorption, hole diameter 2 mm, hole spacing 5 mm diagonal, free cross-section 16 % (all perforated strip types have the designation kp).
Item 1b approx. ....m²

 dobner aluminium acoustic ventilation ceiling surfacing made of panels. Type kpl 100 (module size 100 mm), supply and professional laying of the above. The flanges feature ventilation openings 3 x 8 mm, free ventilation cross-section 0.021 m²/m² ceiling area. The strips are perforated for sound absorption, hole diameter 2 mm, hole spacing 5 mm, free cross-section 16 %. Mineral wool strips, welded into black polythene film, are inserted in the strips for sound control. These mineral wool strips also seal the perforated ceiling strips.
Otherwise as described in Item 1.
Item 2 approx. .....m²

 Sound-absorbing covering made of ....... mm thick mineral woolmats, visible face with black tissue.
Item 3 approx. .....m run

 Wall junctions; provision of the above with aluminium wall angle edge sections, dimensions 24 x 24 mm, material thickness 0.6 mm, stove-enamelled in colour of the strips.
Item 4 approx. .....ea.

 Installation and mounting of the strip light fittings (ceiling luminaires) to be provided by the Owner (connection by electrical installation company). See construction drawing for light fitting distribution.
 


Dobner - Metal Ceilings, Metal Ceiling Systems