Rain and Bird Guard for Chimney Pot.  316L Stainless Steel so it is highly resistant to corrosion.  Fully tested and approved.  

Designed to provide added strength, longevity and superior protection from birds and debris.  Unique safety features.  Comes with two year guarantee.  Available in three finishes - Stainless Steel, Black and Terracotta.  Click on images below for further details.