Flangemount BlowerDC 250 CFM Flangemount 4 BlowerTough Reinforced Plastic HousingMounts to any flat surfaceSlip-on Inlet Ducting ConnectionEfficient High Volume Air FlowLow-Current DrawCorrosion-Resistant Materials ThroughoutN.M.M.A Type AcceptedMeets USCG Regulations 183.410 and ISO 8846 MARINE for ignition protectionComplies with ISO 9097 MARINE VARIATIONSWARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.