Aluminium Louvre Grille 491
Aluminium ventilator, for walls.
Framed-panel, single-bank, fixed-louvre aluminium ventilator with indirect airflow, for wall recess mounting.
- Enables secure, highly weather resistant ventilation with exclusion of insects. Physical free area: 26 %.
- Aluminium profiles with choice of finish. Blades at 33.3 mm centres.
- Suitable for insertion into wall openings from exterior with 21 mm (maximum) flange overlap. 5 mm external flange projection.
- Interior reveal fixing.
- Dimensions (minimum): 100 x 100 mm. Made to measure.
- Panel thickness: 33.5 mm.
Material | Aluminium alloy: AlMgSi 0.5 to DIN 1748 |
Uniclass 2015 | |
CAWS | L10/650 Metal louvres |
Product Reference | Aluminium Louvre Grille 491 |
Dimensions of aperture (w x h x wall thickness) | ___ x ___ x ___ mmAs drawing ___ |
Mounting | BackframeNonstandard option. Required for panels larger than 3 m². Bracket type 418Standard option. Screw fix to reveal. Spring clips type 419Nonstandard option. For small panels. As drawing ___ |
Blade fixing | MechanicalStandard option. WeldedNonstandard option. For extra strength. |
Finish (aluminium components) | Anodized, natural20 µ. Type E6/ C34 to DIN 17611. Polyester powder coating, RAL colour ___, sheen ___ %60–70 µ. Polyester powder coating, Syntha Pulvin colour ___, sheen ___ %60–70 µ. |
Other requirements | NoneMesh, 2.3 x 2.3 mmNonstandard option. Grade 304 stainless steel. Mesh, 6 x 6 mmStandard option. Grade 304 stainless steel. Water channelBottom profile with projecting interior collection channel, weathered to exterior. |
Standard product features | Material: Aluminium alloy: AlMgSi 0.5 to DIN 1748. |
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