Description

Maximum width of 1800 mm, maximum height of 2250 mm
Low differential pressure due to aerofoil blades
Low air-regenerated noise
All aerodynamic data is measured in aerodynamics and acoustics laboratories
Absorption material faced with glass fibre fabric and retained by perforated sheet metal
Double bank of louvre blades for demanding acoustic requirements
Non-active section, without acoustic function, for a uniform appearance
Multi-section constructions for large dimensions

Application

Acoustic louvres of Type NL for the fresh air and exhaust air openings of air conditioning systems
Protection against the direct ingress of rain as well as against leaves and birds
Recommended face velocity for fresh air openings: 2 – 2.5 m/s max.
Weather and noise protection with a compact-depth unit

Special characteristics

Two construction depths for normal and demanding acoustic requirements
Aerofoil blades
Absorption material retained by perforated sheet metal

Nominal sizes

B: 300, 450, 600, 750, 900, 1050, 1200, 1350, 1500, 1650, 1800 mm
Width subdivided: 1950, 2100, 2250, 2400, 2550, 2700, 2850, 3000, 3150, 3300, 3450, 3600 mm
H: 300, 450, 600, 750, 900, 1050, 1200, 1350, 1500, 1650, 1800, 1950, 2100, 2250 mm
Height subdivided: 2400, 2550, 2700, 2850, 3000, 3150, 3300, 3450, 3600, 3750, 3900, 4050, 4200, 4350, 4500 mm
Any combination of B × H
Other dimensions upon request

Trox Australia | Indoor Air Conditioning and Ventilation.

TROX is the leader in the development, manufacture and supply of components and systems for commercial air conditioning as well as commercial and Industrial ventilation installations.. Extensive and ... read more

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