Jabsco 4" Flangemount Blower - 250 CFM - 24v. These items require a lot of air to move and need a powerful motor to do it. With a Jabsco 4" Flangemount Blower you can make short work of anything that's in the way or sucking in a little air to cool you off when it's hot. These heaters are excellent at regulating the temperature of the water in the bilge and can even push a little hot air out of the bile to cool you down when you have to work the hardest. No matter what the case may look like the Jabsco Heater/Blower combination is a sure fire way to keep the most amount of things in your boat circulating. Specifications for Jabsco 4" Flangemount Blower: Manufacturer: Jabsco Color: Black Voltage: 24 volts Features of Jabsco 4" Flangemount Blower Tough Reinforced Plastic Housing Mount to any Flat surface Slip-On Inlet Ducting Connection Efficient High Volume Air Flow Low Current Draw Corrosion-Resistant Materials Throughout N.M.M.A. Type Accepted Meets USCG Regulation 183.410 and ISO 8846 MARINE for Ignition Protection Complies with Complies with ISO 9097 MARINE Package Contents: Jabsco 4" Flangemount Blower Jabsco 35400-0010: 4" Flangemount Blower - 250 CFM - 24v