Broan Broan 30" Box Shaped Range Hood Liner for use with PM250 and PM390 Power Modules

30" Hood liner - Model Lb30 Especially Designed To Protect The Exterior Base Of A Custom Hood. Fits Pm250 And Pm390 Inserts24 Gauge Cold Rolled Steel (LB30) or Stainless Steel (LB30SS)Painted Silver FinishFits Custom Hood Nominal Widths: 30" And 36"Wipes Clean EasilyThe "B" Or Box liner Is Designed To Fit Into 18" Deep Wood Hood Or Cabinet Bottoms