Having a chimney extension may increase draft strength and it is ideal in areas where you have windy conditions. adding height will also keep the smoke out of your sitting area.
Measurements:
12" Height
12" Width
10" Depth
Every Fireplace has a matching Chimney Extension
Adding the Copper Cap to your fireplace will decrease downdrafts and also keep out debris from surrounding vegetation. This Cap will work on all fireplaces as well the Chimney Extensions.
Under the copper is a Pressurized Fitted Steel Ban that attaches itself to the inside edge.