Large Volume Scupper Valve - Black, 2-1/4" x 6" Overall
Stiff plastic flapper opens outward; may stay partially open unless forced closed by wave or water pressure.
"Warning - this product contains chemicals, including Butadiene [B], known to the State of California to cause cancer or other reproductive harm - For more info go to www.P65Warnings.ca.gov"
www.P65Warnings.ca.gov