Vertical Storm A1

Multi pass extruded aluminium curved blade louvre pitched at 37mm, with louvre blades set in the vertical. The ingenious design of this louvre is the result of extensive research to produce a louvre capable of withstanding heavy rainfall whilst acting as an intake louvre

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Vertical 33 A2

High performance louvre based on typical moisture eliminator blade design.
Vertical aligned double pass curved blades with large integral water trap

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Vertical 50 Chevron

Double bank extruded aluminium curved blade louvre pitched at 50mm. Vertical aligned the QEF Vertical 50 Chevron louvre achieves Class A3 up to 3.5 m/s face velocity, with insect mesh fitted

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