Jabsco 4" Continuous Duty Flangemount Blower - 115V, 250 CFM [36760-0115]4" Continuous Duty Flangemount Blower 115V, 250 CFM The Jabsco continuous duty 4 inch flange mount blower, with a 115 Volt Motor. This is rated for 250 CFM. The Jabsco AC blowers are ideal for ventilating equipment areas. They may also be used for engine room ventilation on vessels with diesel powered engines only. The blower is also suitable for general air circulation when AC power consumption is preferred. Flangemount Blowers are generally mounted