STV-51 Series Square Top Static Vents, 6-Pack Dome_Steel Safe for dusty environments with

Safe for dusty environments with this fan's totally enclosed motor which prevents dust and debris from entering the internal components

and insects during cooler months while your Maxx Air fan is in storage

000 CFM on High

ICF72: Circulates air in large to extra large spaces up to 2

STV-51 Series Square Top Static Vents, 6-Pack Dome_Steel Safe for dusty environments withEfficient attic ventilation delivers 51 sq. in. of Net Free Area (NFA) per vent to exhaust trapped heat and moisture, lowering home energy costs Weather & pest protection with an integrated, rodent proof metal mesh screen and a weather defying design to keep out insects, birds, and rain Heavy duty steel build constructed from rugged, factory assembled galvanized steel for long lasting roof durability and a clean, low profile look Factory assembled for