Built to last like the name implies, Blacksmith Fans utilize the highest quality components. High performance, ultra efficient & industrial grade, Blacksmith fans are made to stand the test of time. Available in a variety of sizes ranging from 4″ to 20″ and 203 to 2000 CFM, Blacksmith fans are suitable for applications of all sizes. Ultra quiet & highly efficient, Blacksmith Fans can be used for heating, cooling & ventilating grow rooms or grow lights. Durable ceramic-coated metal housing, high quality molded impellers, precision crafted Japanese bearings & thermally protected AC motors are just a few features that set us apart from the competition. Blacksmith Fans pair perfectly with Diesel Carbon Filters for air filtration!