Dayton Steel 30"W 24"H Fixed Roof Curb 4HX57

Roof Curb, For Fan Base Size 30 in, Curb Height 24 in, Curb Inside Width 25 in, Curb Outside Width 28 1/2 in, Material Steel, Standards NFPA 96, UL 705, UL 762, For Use With NFPA 96, UL 705, UL 762, Adjustability Fixed, Ventilation Type Ventilated, Application Commercial Kitchen, Curb Inside Length 25, Curb Outside Length 28 1/2 in, Curb Shape Square, Features Flashing Flange, Finish Galvanized, Flashing Flange Width 4 in, For Fan Type Downblast Fans, Filtered Supply Fans, Upblast Fans