Ceiling Systems

Open Grid

330 Open Cell Torsion

Open cell for high ceiling types. Offered in a variety of cell sizes and a versatile range of patterns. Special boxes can be provided for MEP Services. Ideal for exhibition centers, airports, car showrooms, & commercial establishments. Offered in a wide range of sizes, colors & finishes.

FEATURES

MATERIAL

Aluminum Alloy as per EN AW 3000 or 5000 series.

THICKNESS

1.0 mm.

+ Custom thickness are available upon

request

SIZES

CELL SIZES (mm): 40/75/100/120/150/200/300

BLADE WIDTH (mm): 0.70-1.00

BLADE HEIGHT (mm): 400-200

+ Custom sizes are available upon request

SURFACE FINISH

Plain
Perforated

COATING

Polyester Coating: ((5µ (Back) + 20µ (Face))

Polyester Powder Coating: (70µ -80µ)

+ High Performance Coatings like PESDF, PVDF

and POLYAMIDE are available upon request.

INSULATION

Acoustic Black Fleece is non-flammable and meets the standard DIN 4102 / B1. Classifica-tion A1 according to EN 13501-1.
Rockwool slabs conforming to ASTM C612 and equivalent BS 3958-5 are provided for acoustic insulation.

PHYSICAL DATA / PERFORMANCE

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ACOUSTICS

Tested as per BS EN ISO 354: 2003 for sound absorption, noise reduction and sound attenuation.
Maximum NRC achieved with Acoustic Black fleece – NRC 0.75
Maximum NRC achieved with Acoustic Black Fleece and Rockwool Insulation- NRC 1.00

Tested as per ASTM E1414-11a for

Airborne Sound Attenuation as per ISO 10848-2.
Maximum CAC can achieved up to — 48 dB
Perforated & Sound Attenuation cover

 

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ANTI BACTERIAL COATING

Tested as per JIS Z 2801: 2000, which inhibits the growth of bacteria on the applied surface.

 

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LIGHT REFLECTANCE (LR)

Achieved by the metal ceiling is LR- 0.85-0.96 tested as per ASTM E 1477.

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FIRE PERFORMANCE

Surface Spread of flame Class 1 tested as per BS 476: Part 7: 1997
“Non-Combustible” Material tested as per BS 476: Part4: 1970
Flame Spread and Smoke Development Index tested as per ASTM E84 (Class 1 or A)

COLORS / FINISHES

RAL COLORS

WOOD FINISHES

Standard and custom colors and finishes available upon request.

SURFACE PATTERNS

PERFORATIONS

TECHNICAL DATA SHEETS