• Glazed in acoustic ventilator
• Can accommodate glass thickness between 24-28mm
• Equivalent area 10307 mm2/m
• 27 Dnew Acoustic performance in the open position
• Glazed in acoustic ventilator suitable for high level Elevations
• Can accommodate glass thickness between 24-28mm
• Equivalent area 14888 mm2/m
• 27 Dnew Acoustic performance in the open position
• Available as glazed in thickness from 24mm to 36mm
• Larger Chevron blades
• 34mm Blade Pitch
• 50% physical free area