Broan 36-Inch Range Hood Power Pack Box Liner, Stainless Steel The Broan 30 In. Power Pack Liner Helps Add A Finished, Elegant Look To A Traditional Custom Wood Hood And Helps Protect Your Cabinets. It Features A Durable Stainless Steel Finish And A 4 In. Depth For Good Capture. Hemmed Edges Hide Exposed Edges. Pre-Drilled Mounting Holes Help Ease Installation.