4" Ventis Direct Vent Galvanized/Aluminum Non-Vented 0/12 To 6/12 Roof Flashing - VDV-FNVMR0406
This roof flashing helps direct water away from your chimney and liner.
WARNING: Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.