Fantech EHVSS150 EHV Series Exhaust Fan Grille, External Hood Vent, Louvre, Wall Mount, Square, Suit 150mm Duct, 184mm x 184mm, Gr 304 Stainless Steel

Features:
• Ideal for extreme weather conditions.
• Includes gravity backdraft shutter.
• High quality 304 stainless steel.
• Includes mounting gasket.
• Cinder mesh with 2mm aperture to comply with bush fire attack code BAL-40