Insulating around these ixtures see page 2 2 attic air sealing and adding insulation are do it yourself projects if your attic is accessible and not too dificult to move around in.
Insulation around chimney in attic.
I m just looking for some more ammunition for my arguement.
Apply a thick bead of the high temperature caulk around the joint where the flue enters the attic.
Fiberglass insulation is naturally fire resistant.
This has been a debated topic in my office for a few days now.
It is often installed in gaps around the chimney and flue to prevent airflow that can siphon the heat away from the interior of the building.
However if upon inspection.
As such it can be used to insulate a chimney.
The projects recommended in this guide can usually be completed in a day or two and will provide beneits for years to come.
8 cut a piece of flashing to measure the circumference of the flue plus 6 inches.