If there is a straight open space accessible from above you might consider polyisocyanurate foam insulation.
How to insulate around brick chimney in attic.
Measure from the bottom termination point to the top of the chimney s crown and then add 1 foot.
Cut slots 1 inch deep and a few inches apart along the top and bend the tabs in.
Cut slots about 2 inches deep along the bottom and bend out the tabs.
Using the hose clamp feature tighten the bottom connector onto the liner.
You might want to consider a wireless thermostat.
Continuing to prepare my attic for blowing in fiberglass insulation.
Take the chimney liner out of the package and place it on a flat surface.
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.
Fiberglass insulation is naturally fire resistant.
Thanks for the help.
Since it s brick can the loose fill fiberglass be blown right up against it or.
Form an insulation dam to prevent insulation from contacting the lue pipe.
A 2 inch board has r 13 insulation.
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Step 1 preparing your liner.
I have a large brick chimney in the attic and i m not sure how i m supposed to deal with insulation around it.