DESC: The QP342WW Broan 42" Evolution Series 3 Under Cabinet Range Hood tops our line, with brilliant lighting features, plus greater blower control including a Boost mode that serious cooks will adore. Even at high power modes it is remarkably quiet. A sealed, advanced electronic touch panel with clock and timer provides all the control features you expect, and an optional handheld remote means control is always within reach.FeaturesUltra quiet 0.3 sones at Normal speed, 2.0 sones at Mid speed, and 5.0 sones at High speed. 7.0 sones at Boost setting. 100 CFM at Normal speed, 230 CFM at Mid speed, 360 CFM at High speed, 450 CFM at Boost speed. Easy-to-clean, fully-enclosed non-stick bottom pan. Dishwasher-safe, quick latch, aluminum premium-mesh filters with antimicrobial coating.Non-ducted installation requires optional CleanSense™ charcoal filters, purchased separately.