9" X 18" Hy-C 304-Alloy Stainless Steel Single-Flue Cap - SS918U
This single-flue cap is used primarily for spark protection as well as repelling critters. This cap will help with keeping sparks under arrest and small animals out with an easy-to-install cover that will last for a long time.
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.