3", adjustable roof flashing, required for use with 3pvl-scr storm collar, for use with 3" pellet vent pipe, adjustable 0/12 to 6/12 pitch, cannot be used with other manufacturer systems,.018 galvanized steel.
WARNING: This product can expose you to chemicals including Chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov