We provide varieties of metal roof curbs for our exhaust fans as roof supports for fans and ventilators. Roof curb is constructed of 20-gauge galvanized steel. We also manufacture exhaust fan grease cup to ensure consistent supply of grease to the exhaust fan. We provide prefabricated roof curbs for wall mounting. The roof curbs are available in different sizes. If you are dubious about the appropriate type of roof curb that match your requirements you can contact us.