Stainless Steel is the most common metal chase cover are fabricated.
Options of metal:
Copper offers a better lifetime metal choice for every chimney. Copper does not rust and patina's to a custom finish over time from being exposed.
Chimney Chase Cover (bottom pan) & Spark Arrestor
Chase Covers are the minimum chimney termination product made for prefabricated fireplaces with metal flues.
Available in stainless steel, any steel metal color, copper, or galvanized.
The round cap is called a termination cap that varies styles depending upon availability and manufacturer.
Lifetime warrantied from leaking.
Recommended Stainless Steel Stainless Steel or Copper