INCLINE WALL HOOD VENTILATION HOOD DIMENSIONS: fo j= 247307, BET 427 AE SAY, DV E 657 . a DUCT COVER OPTIONS: "xx" designates width of hood in model number. 2" Duct Cover DCSWOxx002 6" Duct Cover DCSWOxx006 12" Duct Cover DCSWOxx012 a 18" Duct Cover DCSWOxx018 2 24” Duct Cover DCSWOxx024 = 30" Duct Cover DCSWOxx030 wo 36" Duct Cover DCSWOxx036 Duct Cover DCSWOxx042 Duct Cover DCSWOxx048 Maximum CFM power with recirculating kits is Tel 600 CFM. Kits sold separately.