Jabsco 4" Heavy Duty Flexmount BlowerJabsco 4" Heavy Duty Flexmount Blower is a rugged, high performance blower designed for demanding air intake or exhaust tasks in marine and industrial environments. With a 4 inch inlet and an impressive 250 CFM airflow, this continuous duty unit keeps engine rooms, fuel compartments, galleys, and heads properly ventilated. Built to the same high specification as Jabsco's Heavy Duty Flangemount Blowers, the Flexmount model combines durability with