4 x $36.25 NZD
Instant Bank 
12 months interest free Flexible Bird Mesh for Covering Wood Fire Flue Cowls
This is a mesh sleeve designed to fit tightly over your cowl providing a barrier to prevent birds from entering and nesting in your heating and ventilation systems
It is constructed by a stainless steel wire rope that is crimped together allowing it to stretch and contract creating a tight mold around the cowl
Its flexi design makes it compatible to fit Anti Down Draught (ADD) Cowls ranging up to 150 mm in diameter.
Flexible Bird Mesh for Wood Fire Flue Cowl Chimney Top