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AG 639A, AG 638A

Fresh air louvres, robust construction.

Aldes Middle East FZE certifies that AG 639A shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures perfomed in accordance with AMCA Publication 511 and comply with the requirements of the AMCA Certified Ratings Program. The AMCA Certified Ratings Seal applies to Water Penetration and Air Perfomance ratings only.


Designed for both intake and exhaust air service in commercial and industrial application.
Total structure is weather proof and blades inclined downwards to protect against rain water.

Casing manufactured from 3.0 mm heavy duty extruded aluminium. Other gauges available upon request.
Blades manufactured from 1.2 mm inclined at 60º on 51- 60 mm blade pitch centre to minimize water penetration.
Minimum single section size : 300 x 300 mm
Maximum single section size : 2000 x 2450 mm
Larger sizes manufactured in multiple section for assembly at site.


Founded in
France in 1925


catering to 60 countries


employees working


Million euros