Best Seller | DAYTON 7A630 Upblast Vent, 18-1/2 In,115/208-230V Centrifugal Upblast Roof Exhaust Fan, Application Industrial and Commercial Buildings, Restaurants, Schools, Drive Type Belt Drive, For Air Type Kitchen Air, Base Diameter Not Applicable, Base Width 30 in, Base Length 30 in, Base Shape Square, Maximum... ... more DAYTON 7A630 Upblast Vent, 18-1/2 In,115/208-230V Centrifugal Upblast Roof Exhaust Fan, Application Industrial and Commercial Buildings, Restaurants, Schools, Drive Type Belt Drive, For Air Type Kitchen Air, Base Diameter Not Applicable, Base Width 30 in, Base Length 30 in, Base Shape Square, Maximum... | | $1,468.99 go to store |