This air valve has a 1/4" male flare threaded outlet with a check valve back flow preventer. The fitting is 1/4" male pipe thread.
California Residents: Prop 65 Warning
This product will be shipped with Prop 65 Warning to all California shipments.
WARNING: This product can expose you to chemicals including Lead is known to the State of California to cause cancer, and Lead, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.