Castlewood  features a wide selection of Range Hood Ventilation options by Ascension, Broan and our new, made in America ,Castlewood brand. Standard configurations include 300 CFM, 350 CFM, 400 CFM, 500 CFM, 600 CFM, 620 CFM, 900 CFM, and 1200 CFM Power Packs with internal motors, Stainless Steel Liners, and Ductless Conversion Kits available.