Attic Insulation Around Fireplace Flue

Insulating around a fireplace prevents drafts.

Attic insulation around fireplace flue.

As such it can be used to insulate a chimney. Fiberglass insulation is naturally fire resistant. The projects recommended in this guide can usually be completed in a day or two and will provide beneits for years to come. If the point where your chimney passes through your wall or roof is badly insulated there is a lot of heat passing through that area and.

However if upon inspection. 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. Because the pipe gets hot building codes usually require 1 inch of clearance from metal flues 2 inches from masonry chimneys to any combustible material including insulation. Fireplaces emit a comforting glow during cold winter nights but if they are poorly designed they may take more heat out of your house than they put into it.

More often there s a similar problem. Attic insulation around furnace flues sometimes it can be helpful to put the cart in front of the horse. 1 prevent problematic heat transfer from hot masonry to dry home frames in turn decreasing the risk of combustion. The opening around a furnace or water heater flue or chimney can be a major source of warm air moving in the attic.

2 increase fireplace efficiency by funneling air in and out of a home. Most all insulation manufacturers recommend a 3 clearance to any heat producing device be maintained. Insulating your chimney liner helps to. Insulation has been sprayed inside the shield eliminating the required air gap.

Remove the insulation between the joists where the flue is located to clear an area about 18 inches away from the flue on each side. A chimney liner or flue lining is a conduit that runs from a fireplace firebox to the top of a chimney. Apply a thick bead of high temperature caulk the flue on one side.