Field glossaryType II hoodA heat-and-steam hood with no grease, over dishwashers or steam kettles, with no grease ductUsed across 2 Anvilfield field guides, most in HVAC. Where this shows upHVACKitchen grease duct field guideHVACMakeup air unit field guide Related termsType I hoodAHJcfmClearance to combustiblesESPin. w.c. / in. wgUpblast fan Back to the full field glossary