Range Hood Insert/Liner, Ducted, Up to 1200 CFM, Stainless Steel | Proline PLGL UMODBlower Options: Single Dual 600 1200 CFM The PLGL UMOD range hood insert gives you the option to choose between a 600 CFM single blower or a 1200 CFM dual blower. Whether you're cooking simple meals or using high heat, this range hood insert provides the ventilation strength you need to keep your kitchen air fresh and clean. Made for Ducted Kitchen Installations or Optional Recirculating ConversionDesigned primarily for ducted ventilation systems, the