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| Aluminium ventilation grille  High performance ventilation louvres from Levolux offer an efficient, simple and effective weather ventilation louvre that is of British design and manufacture. Levolux high performance ventilation louvres provide the combination of airflow and weatherability without compromise. Due to its aerodynamic shape the same ventilation louvre can be pitched at both 50mm and 75mm to match our standard VLS50 and 75 louvre systems. The range of accessories for the high performance ventilation louvre include insect mesh, doors, flashings, backing and insulation panels. The Levolux VLS50XHP/DF is a single one-piece extruded louvre that performs better than all other double bank louvre systems.write your comments about the article :: © 2011 Construction News :: home page |