WLA - Acoustic Louvres Series

 

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Features

The use of acoustic louvres or control of plant noise to atmosphere is now a widely accepted practice. AMS developed a compact louvre, which ensures weather protection with significant acoustic performance and pleasing visual aspect. AMS acoustic louvres are supplied in galvanized or aluminium finishes. Plastic coatings, anodized aluminium or special paint finishes are available on request. Common applications for acoustic louvres are plant room air intakes and exhausts, cooling towers, refrigeration equipment, diesel generators, air cooled condensers and screen wall applications. The compliment the WLA acoustic louvres series AMS can provide matching profile standard weather louvres, these being designed type WL or for blanked off sections type WLD. All being available in the same finish options as for the WLA type acoustic louvres.

Acoustic Performance

The acoustic performance table for WLA acoustic louvres is presented as a sound reduction index (transmission loss). In most practical applications the figures shown can be considered in the same way as the static insertion loss for an attenuator.

Construction

Louvre blade elements are manufactured form min 0.9 mm high quality galvanized sheet steel for the upper weather surface, acoustic infill being 47.5 kg/m density lass fiber with bonded surface membrane, retained by louvre blade under surface of steel wire mesh. The louvre blade elements are mounted in a 1.6mm galvanized sheet steel peripheral channel framework with returned edges for unit strength and rigidity. Louvre additional options are bird mesh wire, internal or external flange frame, multi-section construction or architrave strip.

Dimensions

Performance

 
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