Doosan Portable Power 1" Safety Check Valve, 35364413 is designed for maxium performance and service within the correct CFM rating. 35364413 is rated for 300-325 CFM.
WARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov