Outside Air Louvre OAL-S
Polyaire's Outside Air Louvres (OAL) are designed to provide weather protection of outside air or discharge openings yet to allow free passage of air. These external louvres may also be used for natural ventilation.
Polyaire manufacture both a small section and a large section outside air louvre as detailed below.
The Polyaire Small Section Outside Air Louvre (OAL-S) is normally used for small sizes and small air quantities.
Construction is from all extruded aluminium with a standard flange of 32mm.
A Bird screen of 12mm x 12mm square mesh is fitted to the rear as an option.
Standard finish is natural anodised while other finishes including powder coat are available to suit the interior and architectural design requirements.
Model OAL-S Outside Air Louvres are available in stock sizes and can also be manufactured to order in a wide range of sizes.
Selection Data - OAL-S
|Nominal Height (mm)||140||170||200||240||270||300||330||400|
|Free Area %||38.6||42.4||45.0||45.0||46.7||48.0||49.1||49.5|