Continental Fan’s HRV Hooded Roof Ventilators are suitable for supply or exhaust applications, and offer aerodynamically efficient performance. Constructed with a heavy-duty welded steel base and aluminum hood with bird screen, these powerful fans are available in diameters from 24″ through 60″. The adjustable pitch airfoil axial impeller is constructed of spark resistant die cast aluminum, and is factory set for precise performance matching. HRV Roof Ventilators are available in either direct drive (HRVD) or… Read More