The aluminium Top-hung projecting out Winvent® is supplied factory glazed (silicone flush glazing). Manufactured from aluminium extruded sections, which are natural anodised or epoxy powder coated finished. The handle is Injection Moulded, Glass Fiber Reinforced PA 6 Nylon in black. Weather seals are wool pile. The pantograph friction stays are in stainless steel.
Fly screens and burglar bars may be factory fitted as additional accessories.