Colour - Anthracite Grey Extraction Rate (m³/h) - 644 Type of Extraction - Ducted and Recirculation Charcoal Filter for Re-circulation (included) - No Air Outlet Location - Top Dimensions (HxWxD) (mm) - 678-1040 x 900 x 500 Guarantee - 1 year parts and labour. Also known as: S900 Richmond.