4" X 6" DuraVent Pro Restrictor Disk - 46DVA-RD

Control airflow and draft with the 4" X 6" DuraVent Pro Restrictor Disk. This disk ensures efficient venting and heating regulation.

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.