Sigma extruded aluminium louvres available from HH Robertson

Available from HH Robertson , Sigma extruded aluminium louvres are architecturally striking and can be used for a variety of building applications ranging from industrial to office buildings.

Complementing traditional and modern buildings, Sigma extruded aluminium louvres feature smooth, rounded blade edges that not only improve aerodynamic performance, but also enhances their aesthetic appeal.

The blade design has been tested for structural and aerodynamic performance, producing optimum spanning and pressure loss performance.

Sigma extruded aluminium louvres are versatile and offer flexibility of design, and can be supplied as a modular box type louvre or continuous system to cover large areas. Additionally, the flexible clip device enables the pitch arrangement to be altered according to specific requirements.

For applications that require a weatherproof system, the unique louvre system can incorporate double pass blades and retain its smooth, continuous appearance.

Sigma louvres are manufactured from mill finish aluminium to international standards and are available in mill, anodised, polyester powder coated and PVF2 finishes.

A selection of designed bird guards and insect screens are also available as optional extras and accessories such as insulation, blanking panels and acoustic treatment can also be supplied.