Best Seller | DAYTON 7A687 Downblast Vent,Belt Drive,50 In Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 50 in, Base Diameter Not Applicable, Base Length 64 in, Base Width 64 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor... ... more DAYTON 7A687 Downblast Vent,Belt Drive,50 In Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 50 in, Base Diameter Not Applicable, Base Length 64 in, Base Width 64 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor... | | $8,699.99 go to store |